REGRESSION: Inspector crashes when debugger is paused and injected scripts access...

REGRESSION: Inspector crashes when debugger is paused and injected scripts access window.screen().
<https://webkit.org/b/135656>

Not reviewed.

Rolling out r170680 which was merged to ToT in r172129.

Source/JavaScriptCore:

* debugger/Debugger.h:
* debugger/DebuggerCallFrame.cpp:
(JSC::DebuggerCallFrame::scope):
(JSC::DebuggerCallFrame::evaluate):
(JSC::DebuggerCallFrame::invalidate):
* debugger/DebuggerCallFrame.h:
* debugger/DebuggerScope.cpp:
(JSC::DebuggerScope::DebuggerScope):
(JSC::DebuggerScope::finishCreation):
(JSC::DebuggerScope::visitChildren):
(JSC::DebuggerScope::className):
(JSC::DebuggerScope::getOwnPropertySlot):
(JSC::DebuggerScope::put):
(JSC::DebuggerScope::deleteProperty):
(JSC::DebuggerScope::getOwnPropertyNames):
(JSC::DebuggerScope::defineOwnProperty):
(JSC::DebuggerScope::next): Deleted.
(JSC::DebuggerScope::invalidateChain): Deleted.
(JSC::DebuggerScope::isWithScope): Deleted.
(JSC::DebuggerScope::isGlobalScope): Deleted.
(JSC::DebuggerScope::isFunctionScope): Deleted.
* debugger/DebuggerScope.h:
(JSC::DebuggerScope::create):
(JSC::DebuggerScope::Iterator::Iterator): Deleted.
(JSC::DebuggerScope::Iterator::get): Deleted.
(JSC::DebuggerScope::Iterator::operator++): Deleted.
(JSC::DebuggerScope::Iterator::operator==): Deleted.
(JSC::DebuggerScope::Iterator::operator!=): Deleted.
(JSC::DebuggerScope::isValid): Deleted.
(JSC::DebuggerScope::jsScope): Deleted.
(JSC::DebuggerScope::begin): Deleted.
(JSC::DebuggerScope::end): Deleted.
* inspector/JSJavaScriptCallFrame.cpp:
(Inspector::JSJavaScriptCallFrame::scopeType):
(Inspector::JSJavaScriptCallFrame::scopeChain):
* inspector/JavaScriptCallFrame.h:
(Inspector::JavaScriptCallFrame::scopeChain):
* inspector/ScriptDebugServer.cpp:
* runtime/JSGlobalObject.cpp:
(JSC::JSGlobalObject::reset):
(JSC::JSGlobalObject::visitChildren):
* runtime/JSGlobalObject.h:
(JSC::JSGlobalObject::debuggerScopeStructure): Deleted.
* runtime/JSObject.h:
(JSC::JSObject::isWithScope): Deleted.
* runtime/JSScope.h:
* runtime/VM.cpp:
(JSC::VM::VM):
* runtime/VM.h:

Source/WebCore:

* bindings/js/ScriptController.cpp:
(WebCore::ScriptController::attachDebugger):

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@172372 268f45cc-cd09-0410-ab3c-d52691b4dbfc