| Index: Source/modules/webmidi/MIDIClientMock.h
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| diff --git a/Source/modules/webmidi/MIDIClientMock.h b/Source/modules/webmidi/MIDIClientMock.h
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| index 095b6b6e345b93b1b7990068e69c87a1105657ee..f19f869667b7966f114889e02b6e5b94443d0853 100644
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| --- a/Source/modules/webmidi/MIDIClientMock.h
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| +++ b/Source/modules/webmidi/MIDIClientMock.h
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| @@ -36,7 +36,7 @@
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|  namespace WebCore {
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|  
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|  // FIXME: This belongs in Source/testing/runner, not compiled into shipping Blink!
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| -class MIDIClientMock : public MIDIClient {
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| +class MIDIClientMock FINAL : public MIDIClient {
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|  public:
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|      MIDIClientMock();
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|      virtual ~MIDIClientMock();
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| 
 |