add components for integration test which will detect breakage of media pipeline with video captu...

webkit/support/test_media_stream_client.h

+// Copyright (c) 2012 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.
+
+// TestMediaStreamClient is an implementation of webkit_media::MediaStreamClient
+// and used with WebKit::WebUserMediaClientMock to provide corresponding video
+// decoder to media pipeline.
+
+#ifndef WEBKIT_SUPPORT_TEST_MEDIA_STREAM_CLIENT_H_
+#define WEBKIT_SUPPORT_TEST_MEDIA_STREAM_CLIENT_H_
+
+#include "webkit/media/media_stream_client.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebURL.h"

[acolwell GONE FROM CHROMIUM, 2012/01/06 18:09:16]

nit: includes should be in alphabetical order.

[wjia(left Chromium), 2012/01/06 22:18:59]

Done.

+
+namespace webkit_support {
+
+class MediaStreamUtil {
+ public:
+  virtual bool IsMockStream(const WebKit::WebURL& url) = 0;
+};
+
+class TestMediaStreamClient : public webkit_media::MediaStreamClient {
+ public:
+  explicit TestMediaStreamClient(MediaStreamUtil* media_stream_util);
+  virtual ~TestMediaStreamClient() {}
+
+  // Implement webkit_media::MediaStreamClient.
+  virtual scoped_refptr<media::VideoDecoder> GetVideoDecoder(
+      const GURL& url,
+      media::MessageLoopFactory* message_loop_factory) OVERRIDE;
+
+ private:
+  MediaStreamUtil* media_stream_util_;
+};
+
+}  // namespace webkit_support
+
+#endif  // WEBKIT_SUPPORT_TEST_MEDIA_STREAM_CLIENT_H_