third_party/WebKit/Source/modules/speech/testing/InternalsSpeechSynthesis.cpp

/*
 * Copyright (C) 2013 Samsung Electronics. All rights reserved.
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#include "modules/speech/testing/InternalsSpeechSynthesis.h"

#include "core/dom/Document.h"
#include "core/frame/LocalDOMWindow.h"
#include "core/testing/Internals.h"
#include "modules/speech/DOMWindowSpeechSynthesis.h"
#include "modules/speech/SpeechSynthesis.h"
#include "modules/speech/testing/PlatformSpeechSynthesizerMock.h"

namespace blink {

void InternalsSpeechSynthesis::enableMockSpeechSynthesizer(
    ScriptState* script_state,
    Internals&,
    DOMWindow* window) {
  // TODO(dcheng): Performing a local/remote check is an anti-pattern. However,
  // it is necessary here since |window| is an argument passed from Javascript,
  // and the Window interface is accessible cross origin. The long-term fix is
  // to make the Internals object per-context, so |window| doesn't need to
  // passed as an argument.
  if (!window->IsLocalDOMWindow())
    return;
  SpeechSynthesis* synthesis = DOMWindowSpeechSynthesis::speechSynthesis(
      script_state, ToLocalDOMWindow(*window));
  if (!synthesis)
    return;

  synthesis->SetPlatformSynthesizer(PlatformSpeechSynthesizerMock::Create(
      synthesis, ExecutionContext::From(script_state)));
}

}  // namespace blink