MSE: Warn when keyframe after track_buffer is significantly in future

media/base/mock_media_log.h

Index: media/base/mock_media_log.h
diff --git a/media/base/mock_media_log.h b/media/base/mock_media_log.h
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+++ b/media/base/mock_media_log.h
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+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef MEDIA_BASE_MOCK_MEDIA_LOG_H_
+#define MEDIA_BASE_MOCK_MEDIA_LOG_H_
+
+#include "media/base/media_log.h"
+#include "testing/gmock/include/gmock/gmock.h"
+
+namespace media {
+
+class MockMediaLog : public MediaLog {
+ public:
+  MockMediaLog();
+
+  MOCK_METHOD1(DoAddEventLogString, void(const std::string& event));
+
+  // Trampoline method to workaround GMOCK problems with scoped_ptr<>.
+  // Also simplifies tests to be able to string match on the log string
+  // representation on the added event.
+  void AddEvent(scoped_ptr<MediaLogEvent> event) override {
+    DoAddEventLogString(MediaEventToLogString(*event));
+  }
+
+ protected:
+  virtual ~MockMediaLog();
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(MockMediaLog);
+};
+
+}  // namespace media
+
+#endif  // MEDIA_BASE_MOCK_MEDIA_LOG_H_