http://trac.webkit.org/changeset/157413
https://bugs.webkit.org/show_bug.cgi?id=122779

Appears to have caused frequent crashes (Requested by ap on
#webkit).

* CMakeLists.txt:
* GNUmakefile.list.am:
* JavaScriptCore.vcxproj/JavaScriptCore.vcxproj:
* JavaScriptCore.vcxproj/JavaScriptCore.vcxproj.filters:
* JavaScriptCore.xcodeproj/project.pbxproj:
* heap/DeferGC.cpp: Removed.
* heap/DeferGC.h:
* jit/JITStubs.cpp:
(JSC::tryCacheGetByID):
(JSC::DEFINE_STUB_FUNCTION):
* llint/LLIntSlowPaths.cpp:
(JSC::LLInt::LLINT_SLOW_PATH_DECL):
* runtime/ConcurrentJITLock.h:
* runtime/InitializeThreading.cpp:
(JSC::initializeThreadingOnce):
* runtime/JSCellInlines.h:
(JSC::allocateCell):
* runtime/Structure.cpp:
(JSC::Structure::materializePropertyMap):
(JSC::Structure::putSpecificValue):
(JSC::Structure::createPropertyMap):
* runtime/Structure.h:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@157424 268f45cc-cd09-0410-ab3c-d52691b4dbfc