bindings: Use Maybe version of Get in bindings/

Source/bindings/core/v8/ScriptController.cpp

 /*
  * Copyright (C) 2008, 2009 Google Inc. All rights reserved.
  * Copyright (C) 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2014 Opera Software ASA. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
@@ skipping 569 matching lines @@
     v8::Local<v8::Array> resultArray = v8::Array::New(isolate(), sources.size());
 
     for (size_t i = 0; i < sources.size(); ++i) {
         v8::Local<v8::Value> evaluationResult = executeScriptAndReturnValue(scriptState->context(), sources[i]);
         if (evaluationResult.IsEmpty())
             evaluationResult = v8::Local<v8::Value>::New(isolate(), v8::Undefined(isolate()));
         resultArray->Set(i, evaluationResult);
     }
 
     if (results) {
-        for (size_t i = 0; i < resultArray->Length(); ++i)
-            results->append(resultArray->Get(i));
+        for (size_t i = 0; i < resultArray->Length(); ++i) {
+            v8::Local<v8::Value> value;
+            if (!resultArray->Get(scriptState->context(), i).ToLocal(&value))
+                return;
+            results->append(value);
+        }
     }
 }
 
 } // namespace blink