Handle out-of-memory conditions with JSC Ropes with a JS exception, rather than crashing.
Switch from using fastMalloc to tryFastMalloc, pass an ExecState to record the exception on.

Reviewed by Oliver Hunt.

JavaScriptCore: 

* API/JSCallbackObjectFunctions.h:
(JSC::::toString):
* API/JSValueRef.cpp:
(JSValueIsStrictEqual):
* JavaScriptCore.exp:
* bytecompiler/BytecodeGenerator.cpp:
(JSC::BytecodeGenerator::emitEqualityOp):
* debugger/DebuggerCallFrame.cpp:
(JSC::DebuggerCallFrame::functionName):
(JSC::DebuggerCallFrame::calculatedFunctionName):
* interpreter/Interpreter.cpp:
(JSC::Interpreter::callEval):
(JSC::Interpreter::privateExecute):
* jit/JITStubs.cpp:
(JSC::DEFINE_STUB_FUNCTION):
* profiler/ProfileGenerator.cpp:
(JSC::ProfileGenerator::addParentForConsoleStart):
* profiler/Profiler.cpp:
(JSC::Profiler::willExecute):
(JSC::Profiler::didExecute):
(JSC::Profiler::createCallIdentifier):
(JSC::createCallIdentifierFromFunctionImp):
* profiler/Profiler.h:
* runtime/ArrayPrototype.cpp:
(JSC::arrayProtoFuncIndexOf):
(JSC::arrayProtoFuncLastIndexOf):
* runtime/DateConstructor.cpp:
(JSC::constructDate):
* runtime/FunctionPrototype.cpp:
(JSC::functionProtoFuncToString):
* runtime/InternalFunction.cpp:
(JSC::InternalFunction::name):
(JSC::InternalFunction::displayName):
(JSC::InternalFunction::calculatedDisplayName):
* runtime/InternalFunction.h:
* runtime/JSCell.cpp:
(JSC::JSCell::getString):
* runtime/JSCell.h:
(JSC::JSValue::getString):
* runtime/JSONObject.cpp:
(JSC::gap):
(JSC::Stringifier::Stringifier):
(JSC::Stringifier::appendStringifiedValue):
* runtime/JSObject.cpp:
(JSC::JSObject::putDirectFunction):
(JSC::JSObject::putDirectFunctionWithoutTransition):
(JSC::JSObject::defineOwnProperty):
* runtime/JSObject.h:
* runtime/JSPropertyNameIterator.cpp:
(JSC::JSPropertyNameIterator::get):
* runtime/JSString.cpp:
(JSC::JSString::Rope::~Rope):
(JSC::JSString::resolveRope):
(JSC::JSString::getPrimitiveNumber):
(JSC::JSString::toNumber):
(JSC::JSString::toString):
(JSC::JSString::toThisString):
(JSC::JSString::getStringPropertyDescriptor):
* runtime/JSString.h:
(JSC::JSString::Rope::createOrNull):
(JSC::JSString::Rope::operator new):
(JSC::JSString::value):
(JSC::JSString::tryGetValue):
(JSC::JSString::getIndex):
(JSC::JSString::getStringPropertySlot):
(JSC::JSValue::toString):
* runtime/JSValue.h:
* runtime/NativeErrorConstructor.cpp:
(JSC::NativeErrorConstructor::NativeErrorConstructor):
* runtime/Operations.cpp:
(JSC::JSValue::strictEqualSlowCase):
* runtime/Operations.h:
(JSC::JSValue::equalSlowCaseInline):
(JSC::JSValue::strictEqualSlowCaseInline):
(JSC::JSValue::strictEqual):
(JSC::jsLess):
(JSC::jsLessEq):
(JSC::jsAdd):
(JSC::concatenateStrings):
* runtime/PropertyDescriptor.cpp:
(JSC::PropertyDescriptor::equalTo):
* runtime/PropertyDescriptor.h:
* runtime/StringPrototype.cpp:
(JSC::stringProtoFuncReplace):
(JSC::stringProtoFuncToLowerCase):
(JSC::stringProtoFuncToUpperCase):

WebCore: 

* bindings/ScriptControllerBase.cpp:
(WebCore::ScriptController::executeIfJavaScriptURL):
* bindings/js/JSCanvasRenderingContext2DCustom.cpp:
(WebCore::toHTMLCanvasStyle):
(WebCore::JSCanvasRenderingContext2D::setFillColor):
(WebCore::JSCanvasRenderingContext2D::setStrokeColor):
(WebCore::JSCanvasRenderingContext2D::setShadow):
* bindings/js/ScriptCallStack.cpp:
(WebCore::ScriptCallStack::ScriptCallStack):
(WebCore::ScriptCallStack::initialize):
* bindings/js/ScriptValue.cpp:
(WebCore::ScriptValue::getString):
* bindings/js/ScriptValue.h:
* bindings/js/SerializedScriptValue.cpp:
(WebCore::SerializingTreeWalker::convertIfTerminal):
* bindings/objc/WebScriptObject.mm:
(+[WebScriptObject _convertValueToObjcValue:originRootObject:rootObject:]):
* page/Console.cpp:
(WebCore::Console::addMessage):

WebKit/mac: 

* WebView/WebView.mm:
(aeDescFromJSValue):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@51801 268f45cc-cd09-0410-ab3c-d52691b4dbfc