platform/upstream/v8.git
9 years agoRestore NothingOrDone action in idle time handler.
ulan [Tue, 19 May 2015 18:12:18 +0000 (11:12 -0700)]
Restore NothingOrDone action in idle time handler.

This also adjusts transitioning between modes so that crbug.com/460090 remains fixed.

BUG=chromium:489323, chromium:460090
LOG=NO

Review URL: https://codereview.chromium.org/1141393002

Cr-Commit-Position: refs/heads/master@{#28490}

9 years agoRevert of Implement %TypedArray%.prototype.{map,filter,some,reduce,reduceRight} ...
machenbach [Tue, 19 May 2015 16:56:00 +0000 (09:56 -0700)]
Revert of Implement %TypedArray%.prototype.{map,filter,some,reduce,reduceRight} (patchset #2 id:20001 of https://codereview.chromium.org/1139663005/)

Reason for revert:
[Sheriff] Breaks win nosnap:
http://build.chromium.org/p/client.v8/builders/V8%20Win32%20-%20nosnap%20-%20shared/builds/6872

Original issue's description:
> Implement %TypedArray%.prototype.{map,filter,some,reduce,reduceRight}
>
> This patch adds implementations for additional TypedArray methods
> from the ES6 spec, together with tests adapted from array code.
>
> R=arv@chromium.org
> BUG=v8:3578
> LOG=Y
>
> Committed: https://crrev.com/59ef8c5f3282f01b5990b3a46a2a3a829b699a13
> Cr-Commit-Position: refs/heads/master@{#28488}

TBR=arv@chromium.org,dehrenberg@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:3578

Review URL: https://codereview.chromium.org/1143833002

Cr-Commit-Position: refs/heads/master@{#28489}

9 years agoImplement %TypedArray%.prototype.{map,filter,some,reduce,reduceRight}
dehrenberg [Tue, 19 May 2015 16:32:48 +0000 (09:32 -0700)]
Implement %TypedArray%.prototype.{map,filter,some,reduce,reduceRight}

This patch adds implementations for additional TypedArray methods
from the ES6 spec, together with tests adapted from array code.

R=arv@chromium.org
BUG=v8:3578
LOG=Y

Review URL: https://codereview.chromium.org/1139663005

Cr-Commit-Position: refs/heads/master@{#28488}

9 years ago[destructuring] Support computed property names in patterns.
dslomov [Tue, 19 May 2015 16:27:21 +0000 (09:27 -0700)]
[destructuring] Support computed property names in patterns.

R=arv@chromium.org,rossberg@chromium.org
BUG=v8:811
LOG=N

Review URL: https://codereview.chromium.org/1129083009

Cr-Commit-Position: refs/heads/master@{#28487}

9 years ago[turbofan] Fix over-restictive assertion in code generator.
mstarzinger [Tue, 19 May 2015 16:14:47 +0000 (09:14 -0700)]
[turbofan] Fix over-restictive assertion in code generator.

R=titzer@chromium.org
TEST=mjsunit/regress/regress-crbug-489293
BUG=chromium:489293
LOG=n

Review URL: https://codereview.chromium.org/1142873005

Cr-Commit-Position: refs/heads/master@{#28486}

9 years ago[turbofan] Turn JSIntrinsicLowering into an AdvancedReducer.
mstarzinger [Tue, 19 May 2015 15:10:34 +0000 (08:10 -0700)]
[turbofan] Turn JSIntrinsicLowering into an AdvancedReducer.

This in turn allows usage of AdvancedReducer::ReplaceWithValue which
has access to the underlying graph reducer. It will allow us to deal
with exception continuations correctly.

R=titzer@chromium.org

Review URL: https://codereview.chromium.org/1134663006

Cr-Commit-Position: refs/heads/master@{#28485}

9 years agoReapply "Resolve references to "this" the same way as normal variables""
wingo [Tue, 19 May 2015 14:51:10 +0000 (07:51 -0700)]
Reapply "Resolve references to "this" the same way as normal variables""

This reapplies https://codereview.chromium.org/1136073002, along with
the followups:

  Remove Scope::scope_uses_this_ flag
  https://codereview.chromium.org/1128963005

and

  PPC: Resolve references to "this" the same way as normal variables
  https://codereview.chromium.org/1134073003

R=rossberg@chromium.org
LOG=N
BUG=

Review URL: https://codereview.chromium.org/1136883006

Cr-Commit-Position: refs/heads/master@{#28458}

Review URL: https://codereview.chromium.org/1140633003

Cr-Commit-Position: refs/heads/master@{#28484}

9 years agoWhitespace change to test new test suite.
Michael Achenbach [Tue, 19 May 2015 14:44:15 +0000 (16:44 +0200)]
Whitespace change to test new test suite.

Cr-Commit-Position: refs/heads/master@{#28483}

9 years ago[destructuring] Implement initializers in patterns.
dslomov [Tue, 19 May 2015 14:29:50 +0000 (07:29 -0700)]
[destructuring] Implement initializers in patterns.

R=arv@chromium.org,rossberg@chromium.org,wingo@igalia.com
BUG=v8:811
LOG=N

Review URL: https://codereview.chromium.org/1146683002

Cr-Commit-Position: refs/heads/master@{#28482}

9 years agoRemoved project_bases_legacy_from_git_repo_url from V8
sergiyb [Tue, 19 May 2015 14:05:55 +0000 (07:05 -0700)]
Removed project_bases_legacy_from_git_repo_url from V8

This is not necessary because V8 is a Git-based project and relpath doesn't need
to be computed.

R=akuegel@chromium.org, machenbach@chromium.org
BUG=471767
LOG=N

Review URL: https://codereview.chromium.org/1149453002

Cr-Commit-Position: refs/heads/master@{#28481}

9 years agoAnother regression test for resolving references to "this" in strict mode.
ishell [Tue, 19 May 2015 12:52:02 +0000 (05:52 -0700)]
Another regression test for resolving references to "this" in strict mode.

BUG=chromium:487105
LOG=N

Review URL: https://codereview.chromium.org/1136123010

Cr-Commit-Position: refs/heads/master@{#28480}

9 years ago[test] Make test as flaky
machenbach [Tue, 19 May 2015 11:51:02 +0000 (04:51 -0700)]
[test] Make test as flaky

BUG=v8:4127
LOG=n
TBR=yangguo@chromium.org

Review URL: https://codereview.chromium.org/1146683003

Cr-Commit-Position: refs/heads/master@{#28479}

9 years agoMake the snapshot a public dependency of v8.
brettw [Tue, 19 May 2015 11:36:37 +0000 (04:36 -0700)]
Make the snapshot a public dependency of v8.

Adds a chain of public dependencies from the v8 target to the snapshot target.
A future version of GN will validate that any files taken as inputs to a step
were generated by public dependencies of that target. Some targets in Chrome
depend on the results of the snapshot.

Review URL: https://codereview.chromium.org/1138953007

Cr-Commit-Position: refs/heads/master@{#28478}

9 years agoFix has_pending_exception logic in API's Array::CloneElementAt
jkummerow [Tue, 19 May 2015 11:35:02 +0000 (04:35 -0700)]
Fix has_pending_exception logic in API's Array::CloneElementAt

BUG=v8:4103
LOG=y
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/1138723003

Cr-Commit-Position: refs/heads/master@{#28477}

9 years agoAdjust benchmark framework to avoid spending 50% of time on 'new Date'
erikcorry [Tue, 19 May 2015 11:19:53 +0000 (04:19 -0700)]
Adjust benchmark framework to avoid spending 50% of time on 'new Date'

R=dslomov@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1133843007

Cr-Commit-Position: refs/heads/master@{#28476}

9 years agoUpdate safe_math_impl.h
jkummerow [Tue, 19 May 2015 11:09:09 +0000 (04:09 -0700)]
Update safe_math_impl.h

Porting Chromium's https://codereview.chromium.org/1142783002/ to fix a division-by-zero bug.

BUG=chromium:488302
LOG=n

Review URL: https://codereview.chromium.org/1135293003

Cr-Commit-Position: refs/heads/master@{#28475}

9 years agoAdding api to get last gc object statistics for chrome://tracing.
ssid [Tue, 19 May 2015 11:01:41 +0000 (04:01 -0700)]
Adding api to get last gc object statistics for chrome://tracing.

For dumping the number of objects and size of objects alive after the
last gc into chrome://tracing memory dumps, this CL adds new api to
get these number for each isolate.

Note: Chrome should be run with --js-flags='--track_gc_object_stats
--noincremental-marking' for object tracking.

BUG=476013
LOG=Y

Review URL: https://codereview.chromium.org/1113233002

Cr-Commit-Position: refs/heads/master@{#28474}

9 years agoRevert of Reapply "Resolve references to "this" the same way as normal variables...
wingo [Tue, 19 May 2015 10:58:01 +0000 (03:58 -0700)]
Revert of Reapply "Resolve references to "this" the same way as normal variables"" (patchset #2 id:20001 of https://codereview.chromium.org/1136883006/)

Reason for revert:
Something is deserializing "this" declarations as Variable::NORMAL and not Variable::THIS https://codereview.chromium.org/1136123010/

Original issue's description:
> Reapply "Resolve references to "this" the same way as normal variables""
>
> This reapplies https://codereview.chromium.org/1136073002, along with
> the followups:
>
>   Remove Scope::scope_uses_this_ flag
>   https://codereview.chromium.org/1128963005
>
> and
>
>   PPC: Resolve references to "this" the same way as normal variables
>   https://codereview.chromium.org/1134073003
>
> R=yangguo@chromium.org, rossberg@chromium.org
> LOG=N
> BUG=
>
> Committed: https://crrev.com/1efc1e4f7a3d30d5225e9d5cb2585cad7cb17099
> Cr-Commit-Position: refs/heads/master@{#28458}

TBR=rossberg@chromium.org,yangguo@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/1146733002

Cr-Commit-Position: refs/heads/master@{#28473}

9 years agoReland "MIPS: Add float instructions and test coverage, part one"
Djordje.Pesic [Tue, 19 May 2015 10:35:24 +0000 (03:35 -0700)]
Reland "MIPS: Add float instructions and test coverage, part one"

Implement assembler, disassembler tests for all instructions for mips32 and mips64. Additionally, add missing single precision float instructions for r2 and r6 architecture variants in assembler, simulator and disassembler with corresponding tests.

Review URL: https://codereview.chromium.org/1147493002

Cr-Commit-Position: refs/heads/master@{#28472}

9 years agoMIPS: [turbofan] Support Float[32|64]Min and Float[32|64]Max.
balazs.kilvady [Tue, 19 May 2015 10:22:13 +0000 (03:22 -0700)]
MIPS: [turbofan] Support Float[32|64]Min and Float[32|64]Max.

MIPS64r6 and MIPS32r6 support for min and max and Float64Max machine operators.

BUG=

Review URL: https://codereview.chromium.org/1027193002

Cr-Commit-Position: refs/heads/master@{#28471}

9 years agoAdding ecmascript simd tests.
bradnelson [Tue, 19 May 2015 10:14:49 +0000 (03:14 -0700)]
Adding ecmascript simd tests.

Relying on the polyfill for now.

BUG=v8:4124
LOG=N
R=bbudge@chromium.org,machenbach@chromium.org
TEST=trybots

Review URL: https://codereview.chromium.org/1147743004

Cr-Commit-Position: refs/heads/master@{#28470}

9 years agoX87: Reapply "Resolve references to "this" the same way as normal variables""
chunyang.dai [Tue, 19 May 2015 10:05:35 +0000 (03:05 -0700)]
X87: Reapply "Resolve references to "this" the same way as normal variables""

port 1efc1e4f7a3d30d5225e9d5cb2585cad7cb17099 (r28458).

original commit message:

  This reapplies https://codereview.chromium.org/1136073002, along with
    the followups:

      Remove Scope::scope_uses_this_ flag
      https://codereview.chromium.org/1128963005

    and

      PPC: Resolve references to "this" the same way as normal variables
      https://codereview.chromium.org/1134073003

BUG=

Review URL: https://codereview.chromium.org/1135233003

Cr-Commit-Position: refs/heads/master@{#28469}

9 years ago[turbofan] Turn JSTypedLowering into an AdvancedReducer.
mstarzinger [Tue, 19 May 2015 09:57:54 +0000 (02:57 -0700)]
[turbofan] Turn JSTypedLowering into an AdvancedReducer.

This in turn allows usage of AdvancedReducer::ReplaceWithValue which
has access to the underlying graph reducer. It will allow us to deal
with exception continuations correctly.

R=titzer@chromium.org

Review URL: https://codereview.chromium.org/1134303003

Cr-Commit-Position: refs/heads/master@{#28468}

9 years agoX87: Now that vector ics are established for load, keyed load and call ics, let's...
chunyang.dai [Tue, 19 May 2015 09:56:41 +0000 (02:56 -0700)]
X87: Now that vector ics are established for load, keyed load and call ics, let's remove dead code behind the flag.

port 323ced9e272e234d19db13d407b5bb9da266681d (r28422).

original commit message:

BUG=

Review URL: https://codereview.chromium.org/1142713007

Cr-Commit-Position: refs/heads/master@{#28467}

9 years ago[turbofan] Carefully update frame states during inlining.
bmeurer [Tue, 19 May 2015 09:11:30 +0000 (02:11 -0700)]
[turbofan] Carefully update frame states during inlining.

During inlining we should pay attention to only rewire the outer frame
states of the inlinee, but leave any inner frame states of the inlinee
untouched.  Otherwise we might run into trouble once we start caching
graphs, or do getter/setter inlining.

R=jarin@chromium.org

Review URL: https://codereview.chromium.org/1134973006

Cr-Commit-Position: refs/heads/master@{#28466}

9 years ago[turbofan] Support vector IC feedback in the JSTypeFeedbackTable.
titzer [Tue, 19 May 2015 08:58:43 +0000 (01:58 -0700)]
[turbofan] Support vector IC feedback in the JSTypeFeedbackTable.

R=mvstanton@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1133113004

Cr-Commit-Position: refs/heads/master@{#28465}

9 years agoRevert of [strong] Object literals create strong objects (patchset #4 id:60001 of...
machenbach [Tue, 19 May 2015 07:36:12 +0000 (00:36 -0700)]
Revert of [strong] Object literals create strong objects (patchset #4 id:60001 of https://codereview.chromium.org/1134333005/)

Reason for revert:
[Sheriff] Segmentation fault on arm64 with nosnap:
http://build.chromium.org/p/client.v8/builders/V8%20Linux%20-%20arm64%20-%20sim%20-%20nosnap%20-%20debug%20-%201/builds/1990

Original issue's description:
> [strong] Object literals create strong objects
>
> R=dslomov@chromium.org
> BUG=v8:3956
> LOG=N
>
> Committed: https://crrev.com/fe6598cffb82ec4180dcc2e2310e77d07a803f96
> Cr-Commit-Position: refs/heads/master@{#28444}

TBR=dslomov@chromium.org,arv@chromium.org,rossberg@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:3956

Review URL: https://codereview.chromium.org/1135493006

Cr-Commit-Position: refs/heads/master@{#28464}

9 years agoFix harmless HGraph verification failure after hoisting inlined bounds checks
jkummerow [Tue, 19 May 2015 07:32:56 +0000 (00:32 -0700)]
Fix harmless HGraph verification failure after hoisting inlined bounds checks

BUG=chromium:487608
LOG=y
R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/1133343003

Cr-Commit-Position: refs/heads/master@{#28463}

9 years agoUse USE_SIMULATOR when appropriate.
svenpanne [Tue, 19 May 2015 05:56:45 +0000 (22:56 -0700)]
Use USE_SIMULATOR when appropriate.

Review URL: https://codereview.chromium.org/1142043003

Cr-Commit-Position: refs/heads/master@{#28462}

9 years agoDo not clear stepping after DebugEvaluate.
yangguo [Tue, 19 May 2015 04:56:19 +0000 (21:56 -0700)]
Do not clear stepping after DebugEvaluate.

Clearing stepping was originally introduced in http://codereview.chromium.org/7889039
But DebugEvaluate now also uses a DisableBreak scope, which makes sure we don't step
inside the evaluated code.

R=yurys@chromium.org
BUG=chromium:467180
LOG=N

Review URL: https://codereview.chromium.org/1129363003

Cr-Commit-Position: refs/heads/master@{#28461}

9 years agoUpdate V8 DEPS.
v8-autoroll [Tue, 19 May 2015 03:22:26 +0000 (20:22 -0700)]
Update V8 DEPS.

Rolling v8/tools/clang to a01f3daa088378f5ae90e37e5673d963b63d05dc

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/1136643007

Cr-Commit-Position: refs/heads/master@{#28460}

9 years ago[V8] Added Script::is_opaque flag for embedders
horo [Tue, 19 May 2015 03:11:33 +0000 (20:11 -0700)]
[V8] Added Script::is_opaque flag for embedders

When the page is controlled by a ServiceWorker, the ServiceWorker can return an opaque (non-CORS cross origin) resource response.
We need to treat the messages from such script resource as opaque.

Committed: https://crrev.com/7a599c5e1242d3c5ab7515ee149623da90ae69ec
Cr-Commit-Position: refs/heads/master@{#28445}

Review URL: https://codereview.chromium.org/1140673002

Cr-Commit-Position: refs/heads/master@{#28459}

9 years agoReapply "Resolve references to "this" the same way as normal variables""
wingo [Mon, 18 May 2015 20:16:24 +0000 (13:16 -0700)]
Reapply "Resolve references to "this" the same way as normal variables""

This reapplies https://codereview.chromium.org/1136073002, along with
the followups:

  Remove Scope::scope_uses_this_ flag
  https://codereview.chromium.org/1128963005

and

  PPC: Resolve references to "this" the same way as normal variables
  https://codereview.chromium.org/1134073003

R=yangguo@chromium.org, rossberg@chromium.org
LOG=N
BUG=

Review URL: https://codereview.chromium.org/1136883006

Cr-Commit-Position: refs/heads/master@{#28458}

9 years ago[destructuring] More tests for object literal pattern
dslomov [Mon, 18 May 2015 20:15:08 +0000 (13:15 -0700)]
[destructuring] More tests for object literal pattern

R=arv@chromium.org,rossberg@chromium.org
BUG=v8:811
LOG=N

Review URL: https://codereview.chromium.org/1139773005

Cr-Commit-Position: refs/heads/master@{#28457}

9 years agoAdd TypedArray.from method
dehrenberg [Mon, 18 May 2015 20:13:56 +0000 (13:13 -0700)]
Add TypedArray.from method

This function creates a new way to make TypedArrays based on existing
iterable or Array-like objects, analogous to Array.from. The patch
implements the function and adds tests.

R=arv@chromium.org
BUG=v8:3578
LOG=Y

Review URL: https://codereview.chromium.org/1132163011

Cr-Commit-Position: refs/heads/master@{#28456}

9 years agoARM64: Propagate notification about aborted compilation from RegExpEngine to MacroAss...
ishell [Mon, 18 May 2015 19:41:26 +0000 (12:41 -0700)]
ARM64: Propagate notification about aborted compilation from RegExpEngine to MacroAssembler.

BUG=chromium:489290
LOG=Y

Review URL: https://codereview.chromium.org/1145653004

Cr-Commit-Position: refs/heads/master@{#28455}

9 years ago[parser] report SyntaxError if rest parameter used in Setter MethodDefinition
caitpotter88 [Mon, 18 May 2015 15:52:57 +0000 (08:52 -0700)]
[parser] report SyntaxError if rest parameter used in Setter MethodDefinition

BUG=v8:4107, v8:2159
LOG=N
R=arv@chromium.org

Review URL: https://codereview.chromium.org/1141223002

Cr-Commit-Position: refs/heads/master@{#28454}

9 years agoFixed SEGV that could happen if an exception is thrown during bootstrapping.
ishell [Mon, 18 May 2015 15:50:38 +0000 (08:50 -0700)]
Fixed SEGV that could happen if an exception is thrown during bootstrapping.

BUG=chromium:487974
LOG=N

Review URL: https://codereview.chromium.org/1145703002

Cr-Commit-Position: refs/heads/master@{#28453}

9 years ago[turbofan] Fix Node::TrimInputCount() followed by Node::AppendInput() bug.
titzer [Mon, 18 May 2015 15:49:20 +0000 (08:49 -0700)]
[turbofan] Fix Node::TrimInputCount() followed by Node::AppendInput() bug.

R=mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1132353004

Cr-Commit-Position: refs/heads/master@{#28452}

9 years ago[test] Refactoring: Remove code duplication in perf runner.
machenbach [Mon, 18 May 2015 15:11:05 +0000 (08:11 -0700)]
[test] Refactoring: Remove code duplication in perf runner.

BUG=484208
LOG=n
TBR=kjellander@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/1139833003

Cr-Commit-Position: refs/heads/master@{#28451}

9 years agoUpdate change log to match roll branch.
machenbach [Mon, 18 May 2015 15:04:00 +0000 (08:04 -0700)]
Update change log to match roll branch.

NOTRY=true

Review URL: https://codereview.chromium.org/1140603005

Cr-Commit-Position: refs/heads/master@{#28450}

9 years agoRevert of [V8] Added Script::is_opaque flag for embedders (patchset #5 id:80001 of...
machenbach [Mon, 18 May 2015 14:54:54 +0000 (07:54 -0700)]
Revert of [V8] Added Script::is_opaque flag for embedders (patchset #5 id:80001 of https://codereview.chromium.org/1140673002/)

Reason for revert:
[Sheriff] Breaks chromium win compilation:
http://build.chromium.org/p/client.v8.fyi/builders/V8-Blink%20Win/builds/96

Original issue's description:
> [V8] Added Script::is_opaque flag for embedders
>
> When the page is controlled by a ServiceWorker, the ServiceWorker can return an opaque (non-CORS cross origin) resource response.
> We need to treat the messages from such script resource as opaque.
>
> Committed: https://crrev.com/7a599c5e1242d3c5ab7515ee149623da90ae69ec
> Cr-Commit-Position: refs/heads/master@{#28445}

TBR=mkwst@chromium.org,jochen@chromium.org,yangguo@chromium.org,horo@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/1135343005

Cr-Commit-Position: refs/heads/master@{#28449}

9 years ago[release-tools] Add more jobs to clusterfuzz check.
machenbach [Mon, 18 May 2015 14:41:13 +0000 (07:41 -0700)]
[release-tools] Add more jobs to clusterfuzz check.

This will send automatic email notifications about reliable
failures from the respective jobs.

NOTRY=true

Review URL: https://codereview.chromium.org/1147713002

Cr-Commit-Position: refs/heads/master@{#28448}

9 years ago[strong] Fix super in strong classes
arv [Mon, 18 May 2015 14:18:51 +0000 (07:18 -0700)]
[strong] Fix super in strong classes

The functions of strong classes are born non extensible. But, when
the class is created we need to add an own private symbol representing
the [[HomeObject]] slot in the spec.

Like for the hidden_string property, we allow adding private own
symbols to non extensible objects.

BUG=v8:4077
LOG=N
R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/1138603003

Cr-Commit-Position: refs/heads/master@{#28447}

9 years agoAdd --download-data-only option to run-test.py
bradnelson [Mon, 18 May 2015 14:11:22 +0000 (07:11 -0700)]
Add --download-data-only option to run-test.py

The simd.js benchmarks reside in the same repository
that holds the compliance tests.

Adding an option to run-test.py to download test data
and exit, so that a recipe to run the simd.js
benchmarks can call run-test.py with this option
to fetch the test data.

BUG=https://code.google.com/p/v8/issues/detail?id=4124
LOG=N
TEST=manual verification it works.
NOTRY=true
R=machenbach@chromium.org

Review URL: https://codereview.chromium.org/1140353002

Cr-Commit-Position: refs/heads/master@{#28446}

9 years ago[V8] Added Script::is_opaque flag for embedders
horo [Mon, 18 May 2015 13:54:41 +0000 (06:54 -0700)]
[V8] Added Script::is_opaque flag for embedders

When the page is controlled by a ServiceWorker, the ServiceWorker can return an opaque (non-CORS cross origin) resource response.
We need to treat the messages from such script resource as opaque.

Review URL: https://codereview.chromium.org/1140673002

Cr-Commit-Position: refs/heads/master@{#28445}

9 years ago[strong] Object literals create strong objects
rossberg [Mon, 18 May 2015 13:23:30 +0000 (06:23 -0700)]
[strong] Object literals create strong objects

R=dslomov@chromium.org
BUG=v8:3956
LOG=N

Review URL: https://codereview.chromium.org/1134333005

Cr-Commit-Position: refs/heads/master@{#28444}

9 years agoRemove undefined-check from GetElementWithReceiver
verwaest [Mon, 18 May 2015 13:15:09 +0000 (06:15 -0700)]
Remove undefined-check from GetElementWithReceiver

BUG=

Review URL: https://codereview.chromium.org/1145693002

Cr-Commit-Position: refs/heads/master@{#28443}

9 years agoReland "Mark internal AccessorInfo properties as 'special data properties'"
verwaest [Mon, 18 May 2015 12:36:49 +0000 (05:36 -0700)]
Reland "Mark internal AccessorInfo properties as 'special data properties'"

This reverts commit ac5336baca8c1ee45be0157aa1d4f9a178d75bb6.

BUG=

Review URL: https://codereview.chromium.org/1138483005

Cr-Commit-Position: refs/heads/master@{#28442}

9 years ago[turbofan] JSTypeFeedbackSpecializer is now an AdvancedReducer.
titzer [Mon, 18 May 2015 11:54:11 +0000 (04:54 -0700)]
[turbofan] JSTypeFeedbackSpecializer is now an AdvancedReducer.

R=bmeurer@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1136413002

Cr-Commit-Position: refs/heads/master@{#28441}

9 years agoMIPS: Fix bogus line in assembler test.
dusan.milosavljevic [Mon, 18 May 2015 10:55:44 +0000 (03:55 -0700)]
MIPS: Fix bogus line in assembler test.

TEST=cctest/test-assembler-mips/MIPS11
BUG=

Review URL: https://codereview.chromium.org/1133663007

Cr-Commit-Position: refs/heads/master@{#28440}

9 years agoMigrate error messages, part 12.
yangguo [Mon, 18 May 2015 08:34:05 +0000 (01:34 -0700)]
Migrate error messages, part 12.

Review URL: https://codereview.chromium.org/1130133003

Cr-Commit-Position: refs/heads/master@{#28439}

9 years agoUpdate V8 DEPS.
v8-autoroll [Mon, 18 May 2015 03:25:43 +0000 (20:25 -0700)]
Update V8 DEPS.

Rolling v8/tools/clang to 26185eb8de21f4755350a246d30bca8cd5a12deb

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/1132373004

Cr-Commit-Position: refs/heads/master@{#28438}

9 years agoRevert of Mark internal AccessorInfo properties as "special data properties" (patchse...
machenbach [Sun, 17 May 2015 16:50:27 +0000 (09:50 -0700)]
Revert of Mark internal AccessorInfo properties as "special data properties" (patchset #2 id:20001 of https://codereview.chromium.org/1123163005/)

Reason for revert:
[Sheriff] Blocks current roll:
https://codereview.chromium.org/1124403007/

Bisection (https://codereview.chromium.org/1142753002/) points to this CL.

Original issue's description:
> Mark internal AccessorInfo properties as "special data properties" to ensure correct strict-mode handling.
>
> BUG=
>
> Committed: https://crrev.com/188297160d2b82a4e2a206ebbddfc21dd99a9d8d
> Cr-Commit-Position: refs/heads/master@{#28369}

TBR=rossberg@chromium.org,verwaest@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/1142763002

Cr-Commit-Position: refs/heads/master@{#28437}

9 years agoRevert of Debugger: preserve stepping state after evaluating breakpoint condition...
machenbach [Sun, 17 May 2015 06:21:47 +0000 (23:21 -0700)]
Revert of Debugger: preserve stepping state after evaluating breakpoint condition. (patchset #1 id:1 of https://codereview.chromium.org/1132643004/)

Reason for revert:
[Sheriff] This breaks TSAN (makes some tests marked as flaky permanently fail):
http://build.chromium.org/p/client.v8/builders/V8%20Linux64%20TSAN/builds/3882

Original issue's description:
> Debugger: preserve stepping state after evaluating breakpoint condition.
>
> R=ulan@chromium.org, yurys@chromium.org
> BUG=chromium:467180
> LOG=N

TBR=ulan@chromium.org,yurys@chromium.org,yangguo@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=chromium:467180

Review URL: https://codereview.chromium.org/1130123007

Cr-Commit-Position: refs/heads/master@{#28436}

9 years agoUpdate version to 4.5
hablich [Sun, 17 May 2015 06:08:31 +0000 (23:08 -0700)]
Update version to 4.5

BUG=
TBR=machenbach@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/1123393006

Cr-Commit-Position: refs/heads/master@{#28435}

9 years agoUpdate V8 DEPS.
v8-autoroll [Sun, 17 May 2015 03:24:58 +0000 (20:24 -0700)]
Update V8 DEPS.

Rolling v8/tools/clang to ec43def7c912c4a6bfadaf9e500bfb05da263f6f

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/1139293002

Cr-Commit-Position: refs/heads/master@{#28434}

9 years agoUpdate V8 DEPS.
v8-autoroll [Sat, 16 May 2015 03:26:39 +0000 (20:26 -0700)]
Update V8 DEPS.

Rolling v8/third_party/icu to 5788e2736b3bc642994b6351a6096124895afa01

Rolling v8/tools/clang to e11ef3ee3eecde207b8a38916b34fde40352f466

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/1138003006

Cr-Commit-Position: refs/heads/master@{#28433}

9 years agoDebugger: preserve stepping state after evaluating breakpoint condition.
yangguo [Fri, 15 May 2015 22:51:08 +0000 (15:51 -0700)]
Debugger: preserve stepping state after evaluating breakpoint condition.

R=ulan@chromium.org, yurys@chromium.org
BUG=chromium:467180
LOG=N

Review URL: https://codereview.chromium.org/1132643004

Cr-Commit-Position: refs/heads/master@{#28432}

9 years agoPPC: Now that vector ics are established for load, keyed load and call ics, let's...
mbrandy [Fri, 15 May 2015 17:41:08 +0000 (10:41 -0700)]
PPC: Now that vector ics are established for load, keyed load and call ics, let's remove dead code behind the flag.

Port 323ced9e272e234d19db13d407b5bb9da266681d

R=mvstanton@chromium.org, dstence@us.ibm.com, michael_dawson@ca.ibm.com
BUG=

Review URL: https://codereview.chromium.org/1132513007

Cr-Commit-Position: refs/heads/master@{#28431}

9 years agoClean-up aligned allocation logic.
hpayer [Fri, 15 May 2015 17:04:48 +0000 (10:04 -0700)]
Clean-up aligned allocation logic.

BUG=

Review URL: https://codereview.chromium.org/1138643005

Cr-Commit-Position: refs/heads/master@{#28430}

9 years agoShrink active semi-space and uncommit other semi-space only in idle memory mode.
hpayer [Fri, 15 May 2015 16:08:47 +0000 (09:08 -0700)]
Shrink active semi-space and uncommit other semi-space only in idle memory mode.

BUG=chromium:483147
LOG=n

Review URL: https://codereview.chromium.org/1140693003

Cr-Commit-Position: refs/heads/master@{#28429}

9 years agoMake sure that idle scavenges are just performed when enough objects are allocated...
hpayer [Fri, 15 May 2015 16:06:21 +0000 (09:06 -0700)]
Make sure that idle scavenges are just performed when enough objects are allocated in new space.

BUG=

Review URL: https://codereview.chromium.org/1138643003

Cr-Commit-Position: refs/heads/master@{#28428}

9 years agoFix V8 extras js2c pipeline
domenic [Fri, 15 May 2015 15:32:54 +0000 (08:32 -0700)]
Fix V8 extras js2c pipeline

570fca61 introduced a regression that caused minification etc. to be
applied to V8 extras.

R=yangguo@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1125103003

Cr-Commit-Position: refs/heads/master@{#28427}

9 years ago[es6] Iterators and generators should "extend" %IteratorPrototype%
arv [Fri, 15 May 2015 15:09:46 +0000 (08:09 -0700)]
[es6] Iterators and generators should "extend" %IteratorPrototype%

All the builtin iterators as well as the generator objects have an
object called %IteratorPrototype% in the spec between them and
%ObjectPrototype%.

BUG=v8:3568
LOG=N

Review URL: https://codereview.chromium.org/1128233008

Cr-Commit-Position: refs/heads/master@{#28426}

9 years agoRemove release-mode assert that has out-stayed its welcome
erikcorry [Fri, 15 May 2015 14:48:17 +0000 (07:48 -0700)]
Remove release-mode assert that has out-stayed its welcome

R=hpayer@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1127333004

Cr-Commit-Position: refs/heads/master@{#28425}

9 years agoAdd regression test for resolving "this" in debug evaluate.
yangguo [Fri, 15 May 2015 13:57:36 +0000 (06:57 -0700)]
Add regression test for resolving "this" in debug evaluate.

R=hablich@chromium.org
BUG=chromium:487289
LOG=N

Review URL: https://codereview.chromium.org/1137293002

Cr-Commit-Position: refs/heads/master@{#28424}

9 years agoMigrate error messages, part 11.
yangguo [Fri, 15 May 2015 13:32:32 +0000 (06:32 -0700)]
Migrate error messages, part 11.

R=mvstanton@chromium.org

Review URL: https://codereview.chromium.org/1140053002

Cr-Commit-Position: refs/heads/master@{#28423}

9 years agoNow that vector ics are established for load, keyed load and call ics, let's remove...
mvstanton [Fri, 15 May 2015 13:25:25 +0000 (06:25 -0700)]
Now that vector ics are established for load, keyed load and call ics, let's remove dead code behind the flag.

BUG=

Review URL: https://codereview.chromium.org/1129853002

Cr-Commit-Position: refs/heads/master@{#28422}

9 years agoBug: Runtime_GrowArrayElements provoked unnecessary lazy deopt.
mvstanton [Fri, 15 May 2015 13:05:08 +0000 (06:05 -0700)]
Bug: Runtime_GrowArrayElements provoked unnecessary lazy deopt.

Unnecessary, and unhandled as well.

BUG=488398
R=jarin@chromium.org
LOG=N

Review URL: https://codereview.chromium.org/1141163004

Cr-Commit-Position: refs/heads/master@{#28421}

9 years agoStore fewer arrays in the context snapshot.
yangguo [Fri, 15 May 2015 13:00:31 +0000 (06:00 -0700)]
Store fewer arrays in the context snapshot.

This slightly reduces the initial context size.

R=ishell@chromium.org

Review URL: https://codereview.chromium.org/1146523002

Cr-Commit-Position: refs/heads/master@{#28420}

9 years ago[turbofan] Pass closure as node to FrameState.
bmeurer [Fri, 15 May 2015 12:17:15 +0000 (05:17 -0700)]
[turbofan] Pass closure as node to FrameState.

First step towards support for inlining based on SharedFunctionInfo
instead of JSFunction.

R=jarin@chromium.org

Review URL: https://codereview.chromium.org/1134713004

Cr-Commit-Position: refs/heads/master@{#28419}

9 years agoMap::ReconfigureProperty() should mark map as unstable when there is an element kind...
ishell [Fri, 15 May 2015 10:40:04 +0000 (03:40 -0700)]
Map::ReconfigureProperty() should mark map as unstable when there is an element kind transition somewhere in the middle of the transition tree.

BUG=chromium:485548
LOG=N

Review URL: https://codereview.chromium.org/1128043005

Cr-Commit-Position: refs/heads/master@{#28418}

9 years ago[destructuring] Adapting PatternRewriter to work in C-style for-statements.
dslomov [Fri, 15 May 2015 09:56:31 +0000 (02:56 -0700)]
[destructuring] Adapting PatternRewriter to work in C-style for-statements.

BUG=v8:811
LOG=N

Review URL: https://codereview.chromium.org/1128043006

Cr-Commit-Position: refs/heads/master@{#28417}

9 years agoWhen context disposal rate is high and we cannot perform a full GC, we do nothing...
hpayer [Fri, 15 May 2015 07:48:16 +0000 (00:48 -0700)]
When context disposal rate is high and we cannot perform a full GC, we do nothing until the context disposal rate becomes lower.

BUG=chromium:473351
LOG=n

Review URL: https://codereview.chromium.org/1118303004

Cr-Commit-Position: refs/heads/master@{#28416}

9 years agoReland "Prevent stack overflow in the serializer/deserializer."
yangguo [Fri, 15 May 2015 07:42:40 +0000 (00:42 -0700)]
Reland "Prevent stack overflow in the serializer/deserializer."

TBR=mvstanton@chromium.org

Review URL: https://codereview.chromium.org/1124403006

Cr-Commit-Position: refs/heads/master@{#28415}

9 years agoRemove static logging of memory allocations
jochen [Fri, 15 May 2015 07:37:15 +0000 (00:37 -0700)]
Remove static logging of memory allocations

We want to move to a world where there's no Isolate::Current but we
always knows which isolate we're in. There's no way we can teach this
info to the C++ allocator.

BUG=none
R=hpayer@chromium.org
LOG=n

Review URL: https://codereview.chromium.org/1128023005

Cr-Commit-Position: refs/heads/master@{#28414}

9 years agoFix Heap::AllocateFillerObject() to use double alignment param.
paul.lind [Fri, 15 May 2015 06:49:46 +0000 (23:49 -0700)]
Fix Heap::AllocateFillerObject() to use double alignment param.

This is called from Runtime, and was dropping the requested alignment
for doubles. Needed for upcoming MIPS CL to remove some more
workarounds for load/store doubles.

BUG=

Review URL: https://codereview.chromium.org/1131123003

Cr-Commit-Position: refs/heads/master@{#28413}

9 years agoARM64: Enable shorten-64-to-32 warning
martyn.capewell [Fri, 15 May 2015 05:13:15 +0000 (22:13 -0700)]
ARM64: Enable shorten-64-to-32 warning

Enable clang's shorten-64-to-32 warning flag on ARM64, and fix the warnings
that arise.

BUG=

Review URL: https://codereview.chromium.org/1131573006

Cr-Commit-Position: refs/heads/master@{#28412}

9 years agoUpdate V8 DEPS.
v8-autoroll [Fri, 15 May 2015 03:25:10 +0000 (20:25 -0700)]
Update V8 DEPS.

Rolling v8/tools/clang to 50042056ee1589e57bdb6ecba4609a7da51c7ec4

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/1136353003

Cr-Commit-Position: refs/heads/master@{#28411}

9 years agoRemove Isolate::Current() call from jsregexp
jochen [Fri, 15 May 2015 02:08:58 +0000 (19:08 -0700)]
Remove Isolate::Current() call from jsregexp

BUG=none
R=vogelheim@chromium.org
LOG=n

Review URL: https://codereview.chromium.org/1143583002

Cr-Commit-Position: refs/heads/master@{#28410}

9 years agoTest that TypedArray methods don't read length
dehrenberg [Fri, 15 May 2015 02:03:47 +0000 (19:03 -0700)]
Test that TypedArray methods don't read length

ES6 specifies that methods on TypedArrays reference an internal length
slot, rather than their length property. This patch tests that for the
TypedArray methods that exist currently.

R=arv@chromium.org
BUG=v8:3578
LOG=Y

Review URL: https://codereview.chromium.org/1130413010

Cr-Commit-Position: refs/heads/master@{#28409}

9 years agoRemove unnecessary Isolate::Current calls from hydrogen-instructions
jochen [Fri, 15 May 2015 01:49:33 +0000 (18:49 -0700)]
Remove unnecessary Isolate::Current calls from hydrogen-instructions

BUG=none
R=vogelheim@chromium.org
LOG=n

Review URL: https://codereview.chromium.org/1144523004

Cr-Commit-Position: refs/heads/master@{#28408}

9 years agoFix deprecation declarations in headers
jochen [Fri, 15 May 2015 01:48:25 +0000 (18:48 -0700)]
Fix deprecation declarations in headers

BUG=none
R=ulan@chromium.org
LOG=n

Review URL: https://codereview.chromium.org/1127963005

Cr-Commit-Position: refs/heads/master@{#28407}

9 years agoRemove unnecessary call to Isolate::Current in parser-shell
jochen [Fri, 15 May 2015 01:47:15 +0000 (18:47 -0700)]
Remove unnecessary call to Isolate::Current in parser-shell

R=vogelheim@chromium.org
BUG=none
LOG=n

Review URL: https://codereview.chromium.org/1123203003

Cr-Commit-Position: refs/heads/master@{#28406}

9 years ago[es6] support spread-calling Super-accessing properties
caitpotter88 [Thu, 14 May 2015 22:59:22 +0000 (15:59 -0700)]
[es6] support spread-calling Super-accessing properties

BUG=v8:4105, v8:3018
LOG=N
R=arv@chromium.org

Review URL: https://codereview.chromium.org/1132933003

Cr-Commit-Position: refs/heads/master@{#28405}

9 years agoRevert of MIPS: Add float instructions and test coverage, part one
paul.lind [Thu, 14 May 2015 18:44:46 +0000 (11:44 -0700)]
Revert of MIPS: Add float instructions and test coverage, part one

Reason for revert:
Simulator test failures in RunChangeFloat64ToInt.., RunChangeTaggedToInt32,
div-mul-minus-one

Original issue's description:

> Implement assembler, disassembler tests for all instructions for mips32
> and mips64. Additionally, add missing single precision float instructions
> for r2 and r6 architecture variants in assembler, simulator and disassembler
> with corresponding tests.

BUG=

Review URL: https://codereview.chromium.org/1143473003

Cr-Commit-Position: refs/heads/master@{#28404}

9 years agoRevert of Prevent stack overflow in the serializer/deserializer. (patchset #6 id...
machenbach [Thu, 14 May 2015 14:59:30 +0000 (07:59 -0700)]
Revert of Prevent stack overflow in the serializer/deserializer. (patchset #6 id:100001 of https://codereview.chromium.org/1125073004/)

Reason for revert:
[Sheriff] Breaks msan:
http://build.chromium.org/p/client.v8/builders/V8%20Linux%20-%20arm64%20-%20sim%20-%20MSAN/builds/2266

Original issue's description:
> Prevent stack overflow in the serializer/deserializer.
>
> We keep an eye on the recursion depth. Once it exceeds a limit, we serialize
> only the object header and size, but defer serializing the object body for
> after we have unwound the stack.
>
> R=mvstanton@chromium.org
>
> Committed: https://crrev.com/36b4a498d6614243454d5a182e4946b0dad24f0a
> Cr-Commit-Position: refs/heads/master@{#28385}

TBR=mvstanton@chromium.org,yangguo@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/1139113002

Cr-Commit-Position: refs/heads/master@{#28403}

9 years agoMIPS: Add float instructions and test coverage, part one
Djordje.Pesic [Thu, 14 May 2015 14:02:40 +0000 (07:02 -0700)]
MIPS: Add float instructions and test coverage, part one

Implement assembler, disassembler tests for all instructions for mips32 and mips64. Additionally, add missing single precision float instructions for r2 and r6 architecture variants in assembler, simulator and disassembler with corresponding tests.

Review URL: https://codereview.chromium.org/1119203003

Cr-Commit-Position: refs/heads/master@{#28402}

9 years agoRevert "X87: Resolve references to "this" the same way as normal variables"
chunyang.dai [Thu, 14 May 2015 09:22:57 +0000 (02:22 -0700)]
Revert "X87: Resolve references to "this" the same way as normal variables"

This reverts commit 6eea252463648d81cf3ae128e6f0d5f815a108bb.

revert reason:
   original patch is reverted.

BUG=

Review URL: https://codereview.chromium.org/1130853007

Cr-Commit-Position: refs/heads/master@{#28401}

9 years agoUpdate V8 DEPS.
v8-autoroll [Thu, 14 May 2015 03:26:16 +0000 (20:26 -0700)]
Update V8 DEPS.

Rolling v8/testing/gtest to 23574bf2333f834ff665f894c97bef8a5b33a0a9

Rolling v8/tools/clang to 17e168207560f2dfdf95e50c5eb79e6d3ac1eaf6

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/1136913007

Cr-Commit-Position: refs/heads/master@{#28400}

9 years ago[turbofan] Treat uninitialized source positions as unknown.
titzer [Wed, 13 May 2015 16:08:03 +0000 (09:08 -0700)]
[turbofan] Treat uninitialized source positions as unknown.

R=mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1109763002

Cr-Commit-Position: refs/heads/master@{#28399}

9 years ago[turbofan] Reenable feedback for LoadNamed.
titzer [Wed, 13 May 2015 13:50:41 +0000 (06:50 -0700)]
[turbofan] Reenable feedback for LoadNamed.

R=jarin@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1140943003

Cr-Commit-Position: refs/heads/master@{#28398}

9 years agoRely on ExpressionClassifier to match valid arrow function formals
wingo [Wed, 13 May 2015 13:32:27 +0000 (06:32 -0700)]
Rely on ExpressionClassifier to match valid arrow function formals

R=dslomov@chromium.org
LOG=N
BUG=

Review URL: https://codereview.chromium.org/1123383005

Cr-Commit-Position: refs/heads/master@{#28397}

9 years ago[strong] Introduce strong bit
rossberg [Wed, 13 May 2015 13:31:19 +0000 (06:31 -0700)]
[strong] Introduce strong bit

Only set on strong functions so far to test basic operation.

R=dslomov@chromium.org
BUG=v8:3956
LOG=N

Review URL: https://codereview.chromium.org/1138243002

Cr-Commit-Position: refs/heads/master@{#28396}

9 years agoRevert "Resolve references to "this" the same way as normal variables"
yangguo [Wed, 13 May 2015 13:30:06 +0000 (06:30 -0700)]
Revert "Resolve references to "this" the same way as normal variables"

... and the following two
"PPC: Resolve references to "this" the same way as normal variables"
"Remove Scope::scope_uses_this_ flag"

R=hablich@chromium.org
BUG=chromium:487289
LOG=N

Review URL: https://codereview.chromium.org/1134003003

Cr-Commit-Position: refs/heads/master@{#28395}

9 years ago[turbofan] Turn off type feedback in turbo mode until StoreNamed issue is resolved.
Ben L. Titzer [Wed, 13 May 2015 13:08:25 +0000 (15:08 +0200)]
[turbofan] Turn off type feedback in turbo mode until StoreNamed issue is resolved.

TBR=jarin@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1130073006

Cr-Commit-Position: refs/heads/master@{#28394}

9 years ago[turbofan] Lower more number operations to integer operations.
bmeurer [Wed, 13 May 2015 12:53:54 +0000 (05:53 -0700)]
[turbofan] Lower more number operations to integer operations.

If the typer was able to prove that a NumberAdd/Sub/Mul/Div/Mod always
produces a Signed32/Unsigned32 value, and the inputs are
Signed32/Unsigned32, we can lower the node to the corresponding integer
operation instead, no matter what the uses are.

R=jarin@chromium.org

Review URL: https://codereview.chromium.org/1140933002

Cr-Commit-Position: refs/heads/master@{#28393}

9 years ago[turbofan] Add FrameStates before all property accesses.
titzer [Wed, 13 May 2015 12:29:38 +0000 (05:29 -0700)]
[turbofan] Add FrameStates before all property accesses.

R=jarin@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1133303006

Cr-Commit-Position: refs/heads/master@{#28392}

9 years agoUse ExpressionClassifier to identify valid arrow function formals
wingo [Wed, 13 May 2015 11:45:04 +0000 (04:45 -0700)]
Use ExpressionClassifier to identify valid arrow function formals

R=dslomov@chromium.org
LOG=N
BUG=

Review URL: https://codereview.chromium.org/1138153003

Cr-Commit-Position: refs/heads/master@{#28391}