REGRESSION: Loading flash switches to discrete graphics, 100 MB on membuster
<rdar://problem/13229828>

Reviewed by Dan Bernstein.

Due the change in CFBundleIdentifier, the WebProcess and PluginProcess were
unnecessarily muxing (they used to be whitelisted by OpenGL) to the discrete
GPU.

* PluginProcess/EntryPoint/mac/LegacyProcess/Info.plist:
* PluginProcess/EntryPoint/mac/XPCService/PluginService.32-64.Info.plist:
* PluginProcess/EntryPoint/mac/XPCService/PluginService.Development/Info.plist:
* WebProcess/EntryPoint/mac/LegacyProcess/Info.plist:
* WebProcess/EntryPoint/mac/XPCService/WebContentService.Development/Info.plist:
* WebProcess/EntryPoint/mac/XPCService/WebContentService/Info.plist:
Add NSSupportsAutomaticGraphicsSwitching YES.

* WebKit2.xcodeproj/project.pbxproj:
Re-add the PluginService.32-64.Info.plist plist to the project file.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@144217 268f45cc-cd09-0410-ab3c-d52691b4dbfc