Roll up patch for running layout tests under Aura.

Source/testing/runner/WebTestThemeEngineMock.h

Index: Source/testing/runner/WebTestThemeEngineMock.h
diff --git a/Source/testing/runner/MockWebAudioDevice.h b/Source/testing/runner/WebTestThemeEngineMock.h
similarity index 74%
copy from Source/testing/runner/MockWebAudioDevice.h
copy to Source/testing/runner/WebTestThemeEngineMock.h
index a5eee584cd3adcf5779f39171b1d89cf1a1425ee..b755a4a56a039670e3f5038b56dde36aa80c7239 100644
--- a/Source/testing/runner/MockWebAudioDevice.h
+++ b/Source/testing/runner/WebTestThemeEngineMock.h
@@ -28,28 +28,29 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef MockWebAudioDevice_h
-#define MockWebAudioDevice_h
+#ifndef WebTestThemeEngineMock_h
+#define WebTestThemeEngineMock_h
 
-#include "TestCommon.h"
-#include "public/platform/WebAudioDevice.h"
-#include "public/platform/WebNonCopyable.h"
+#include "public/platform/WebRect.h"
+#include "public/platform/default/WebThemeEngine.h"
+
+using blink::WebRect;
+using blink::WebThemeEngine;
 
 namespace WebTestRunner {
 
-class MockWebAudioDevice : public blink::WebAudioDevice, public blink::WebNonCopyable {
+class WebTestThemeEngineMock : public blink::WebThemeEngine {
 public:
-    explicit MockWebAudioDevice(double sampleRate);
-    virtual ~MockWebAudioDevice();
-
-    virtual void start();
-    virtual void stop();
-    virtual double sampleRate();
-
-private:
-    double m_sampleRate;
+    // WebThemeEngine methods:
+    virtual blink::WebSize getSize(WebThemeEngine::Part);
+
+    virtual void paint(blink::WebCanvas*,
+        WebThemeEngine::Part,
+        WebThemeEngine::State,
+        const blink::WebRect&,
+        const WebThemeEngine::ExtraParams*);
 };
 
 } // namespace WebTestRunner
 
-#endif // MockWebAudioDevice_h
+#endif // WebTestThemeEngineMock_h