Fix toV8 and ExceptionState with empty context.

BUG=369451

Review URL: https://codereview.chromium.org/303363002

git-svn-id: svn://svn.chromium.org/blink/trunk@175120 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/bindings/v8/ScriptDebugServer.cpp

@@ -347,7 +347,7 @@ ScriptValue ScriptDebugServer::currentCallFramesInner(ScopeInfoDetails scopeDeta
         return ScriptValue();
 
     v8::Context::Scope contextScope(pausedContext);
-    return ScriptValue(ScriptState::from(pausedContext), toV8(currentCallFrame.release(), v8::Handle<v8::Object>(), pausedContext->GetIsolate()));
+    return ScriptValue(ScriptState::from(pausedContext), toV8(currentCallFrame.release(), pausedContext->Global(), pausedContext->GetIsolate()));
 }
 
 ScriptValue ScriptDebugServer::currentCallFrames()

third_party/WebKit/Source/bindings/v8/V8WindowShell.cpp

@@ -338,7 +338,7 @@ void V8WindowShell::updateDocumentProperty()
 
     ScriptState::Scope scope(m_scriptState.get());
     v8::Handle<v8::Context> context = m_scriptState->context();
-    v8::Handle<v8::Value> documentWrapper = toV8(m_frame->document(), v8::Handle<v8::Object>(), context->GetIsolate());
+    v8::Handle<v8::Value> documentWrapper = toV8(m_frame->document(), context->Global(), context->GetIsolate());
     ASSERT(documentWrapper == m_document.newLocal(m_isolate) || m_document.isEmpty());
     if (m_document.isEmpty())
         updateDocumentWrapper(v8::Handle<v8::Object>::Cast(documentWrapper));

third_party/WebKit/Source/bindings/v8/custom/V8InjectedScriptHostCustom.cpp

@@ -79,10 +79,10 @@ ScriptValue InjectedScriptHost::nodeAsScriptValue(ScriptState* scriptState, Node
     v8::Local<v8::Context> context = scriptState->context();
     v8::Context::Scope contextScope(context);
 
-    ExceptionState exceptionState(ExceptionState::ExecutionContext, "nodeAsScriptValue", "InjectedScriptHost", v8::Handle<v8::Object>(), isolate);
+    ExceptionState exceptionState(ExceptionState::ExecutionContext, "nodeAsScriptValue", "InjectedScriptHost", context->Global(), isolate);
     if (!BindingSecurity::shouldAllowAccessToNode(isolate, node, exceptionState))
         return ScriptValue(scriptState, v8::Null(isolate));
-    return ScriptValue(scriptState, toV8(node, v8::Handle<v8::Object>(), isolate));
+    return ScriptValue(scriptState, toV8(node, context->Global(), isolate));
 }
 
 void V8InjectedScriptHost::inspectedObjectMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info)

third_party/WebKit/Source/bindings/v8/custom/V8WindowCustom.cpp

@@ -187,7 +187,7 @@ void V8Window::frameElementAttributeGetterCustom(const v8::PropertyCallbackInfo<
 
     // The wrapper for an <iframe> should get its prototype from the context of the frame it's in, rather than its own frame.
     // So, use its containing document as the creation context when wrapping.
-    v8::Handle<v8::Value> creationContext = toV8(&impl->frameElement()->document(), v8::Handle<v8::Object>(), info.GetIsolate());
+    v8::Handle<v8::Value> creationContext = toV8(&impl->frameElement()->document(), info.Holder(), info.GetIsolate());
     RELEASE_ASSERT(!creationContext.IsEmpty());
     v8::Handle<v8::Value> wrapper = toV8(impl->frameElement(), v8::Handle<v8::Object>::Cast(creationContext), info.GetIsolate());
     v8SetReturnValue(info, wrapper);