Unreviewed, revert r148782. It was not reviewed by a WebKit2 owner.

* PluginProcess/mac/PluginProcessShim.mm:
* Shared/mac/CookieStorageShim.cpp: Removed.
* Shared/mac/CookieStorageShim.h: Removed.
* Shared/mac/CookieStorageShimLibrary.cpp: Removed.
* Shared/mac/CookieStorageShimLibrary.h: Removed.
* Shared/mac/DYLDInterpose.h: Removed.
* UIProcess/Launcher/mac/ProcessLauncherMac.mm:
(WebKit::addDYLDEnvironmentAdditions):
* WebKit2.xcodeproj/project.pbxproj:
* WebProcess/EntryPoint/mac/LegacyProcess/WebContentProcessMain.mm:
(WebKit::WebContentProcessMainDelegate::doPreInitializationWork):
* WebProcess/EntryPoint/mac/XPCService/WebContentService/Info.plist:
* WebProcess/EntryPoint/mac/XPCService/WebContentServiceEntryPoint.mm:
(WebContentServiceInitializer):
* WebProcess/WebProcess.cpp:
(WebKit::WebProcess::initializeWebProcess):
* WebProcess/mac/SecItemShimLibrary.mm:
* WebProcess/EntryPoint/mac/XPCService/WebContentService.Development/Info.plist:
* WebProcess/EntryPoint/mac/XPCService/WebContentService/Info.plist:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@148783 268f45cc-cd09-0410-ab3c-d52691b4dbfc