[chromium] Build WebKit with MEDIA_STREAM disabled.

[chromium] Build WebKit with MEDIA_STREAM disabled.
https://bugs.webkit.org/show_bug.cgi?id=79214

Patch by Hao Zheng <zhenghao@chromium.org> on 2012-02-22
Reviewed by Kent Tamura.

Source/WebKit/chromium:

* src/UserMediaClientImpl.h:

Tools:

* DumpRenderTree/chromium/WebUserMediaClientMock.cpp:
* DumpRenderTree/chromium/WebUserMediaClientMock.h:
* DumpRenderTree/chromium/WebViewHost.cpp:
(WebViewHost::createMediaPlayer):
* DumpRenderTree/chromium/WebViewHost.h:
(WebViewHost):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@108487 268f45cc-cd09-0410-ab3c-d52691b4dbfc