move v8_use_external_startup_data to standalone.gypi

This allows the setting to be overridable by embedders,
at the cost of forcing embedders that don't build v8
using standalone.gypi to add this setting to their build
config.

BUG=chromium:421063
LOG=Y

Review URL: https://codereview.chromium.org/794583002

Cr-Commit-Position: refs/heads/master@{#25781}

diff --git a/build/features.gypi b/build/features.gypi
index c5b7c42..25041ce 100644 (file)
--- a/build/features.gypi
+++ b/build/features.gypi
@@ -59,10 +59,6 @@
     # Enable compiler warnings when using V8_DEPRECATED apis.
     'v8_deprecation_warnings%': 0,
 
-    # Use external files for startup data blobs:
-    # the JS builtins sources and the start snapshot.
-    'v8_use_external_startup_data%': 0,
-
     # Set to 1 to enable DCHECKs in release builds.
     'dcheck_always_on%': 0,
   },

diff --git a/build/standalone.gypi b/build/standalone.gypi
index 76fa719..f618a06 100644 (file)
--- a/build/standalone.gypi
+++ b/build/standalone.gypi
@@ -93,6 +93,12 @@
     #     near-release speeds.
     'v8_optimized_debug%': 0,
 
+    # Use external files for startup data blobs:
+    # the JS builtins sources and the start snapshot.
+    # Embedders that don't use standalone.gypi will need to add
+    # their own default value.
+    'v8_use_external_startup_data%': 0,
+
     # Relative path to icu.gyp from this file.
     'icu_gyp_path': '../third_party/icu/icu.gyp',