bindings: Use Maybe version of Call()

Source/web/WebLocalFrameImpl.cpp

Index: Source/web/WebLocalFrameImpl.cpp
diff --git a/Source/web/WebLocalFrameImpl.cpp b/Source/web/WebLocalFrameImpl.cpp
index 296e6ca3ac7ea8d1dab406172551d81a04c1f158..af4e42e4e94dab86004b193e4880ef4584b5d370 100644
--- a/Source/web/WebLocalFrameImpl.cpp
+++ b/Source/web/WebLocalFrameImpl.cpp
@@ -896,12 +896,14 @@ void WebLocalFrameImpl::requestExecuteScriptInIsolatedWorld(int worldID, const W
     SuspendableScriptExecutor::createAndRun(frame(), worldID, createSourcesVector(sourcesIn, numSources), extensionGroup, userGesture, callback);
 }
 
+// TODO(bashi): Consider returning MaybeLocal.
 v8::Local<v8::Value> WebLocalFrameImpl::callFunctionEvenIfScriptDisabled(v8::Local<v8::Function> function, v8::Local<v8::Value> receiver, int argc, v8::Local<v8::Value> argv[])
 {
     ASSERT(frame());
-    // TODO(bashi): Change the signature of callFunctionEvenIfScriptDisabled()
-    // so that it takes v8::Local instead of v8::Handle.
-    return frame()->script().callFunction(function, receiver, argc, argv);
+    v8::Local<v8::Value> result;
+    if (!frame()->script().callFunction(function, receiver, argc, static_cast<v8::Local<v8::Value>*>(argv)).ToLocal(&result))
+        return v8::Local<v8::Value>();
+    return result;
 }
 
 v8::Local<v8::Context> WebLocalFrameImpl::mainWorldScriptContext() const