MediaStream API: Changing the device enumeration to be async

Tools/DumpRenderTree/chromium/TestRunner/src/MockWebMediaStreamCenter.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 14 matching lines @@
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 
 #include "MockWebMediaStreamCenter.h"
 
+#include "TestInterfaces.h"
+#include "WebTestDelegate.h"
 #include "public/platform/WebAudioDestinationConsumer.h"
 #include "public/platform/WebMediaStream.h"
 #include "public/platform/WebMediaStreamCenterClient.h"
 #include "public/platform/WebMediaStreamSource.h"
 #include "public/platform/WebMediaStreamSourcesRequest.h"
 #include "public/platform/WebMediaStreamTrack.h"
+#include "public/platform/WebMediaStreamTrackSourcesRequest.h"
 #include "public/platform/WebSourceInfo.h"
 #include "public/platform/WebVector.h"
 
 using namespace WebKit;
 
 namespace WebTestRunner {
 
-MockWebMediaStreamCenter::MockWebMediaStreamCenter(WebMediaStreamCenterClient* client)
+class MediaStreamTrackSourcesRequestTask : public WebMethodTask<MockWebMediaStreamCenter> {
+public:
+    MediaStreamTrackSourcesRequestTask(MockWebMediaStreamCenter* object, const WebMediaStreamTrackSourcesRequest& request)
+        : WebMethodTask<MockWebMediaStreamCenter>(object)
+        , m_request(request)
+    {
+    }
+
+    virtual void runIfValid() OVERRIDE
+    {
+        size_t size = 2;
+        WebVector<WebSourceInfo> results(size);
+        results[0].initialize("MockAudioDevice#1", WebSourceInfo::SourceKindAudio, "Mock audio device", WebSourceInfo::VideoFacingModeNone);
+        results[1].initialize("MockVideoDevice#1", WebSourceInfo::SourceKindVideo, "Mock video device", WebSourceInfo::VideoFacingModeEnvironment);
+        m_request.requestSucceeded(results);
+    }
+
+private:
+    WebMediaStreamTrackSourcesRequest m_request;
+};
+
+MockWebMediaStreamCenter::MockWebMediaStreamCenter(WebMediaStreamCenterClient* client, TestInterfaces* interfaces)
+    : m_interfaces(interfaces)
 {
 }
 
 void MockWebMediaStreamCenter::queryMediaStreamSources(const WebMediaStreamSourcesRequest& request)
 {
     WebVector<WebMediaStreamSource> audioSources, videoSources;
     request.didCompleteQuery(audioSources, videoSources);
 }
 
-bool MockWebMediaStreamCenter::getSourceInfos(const WebString& url, WebVector<WebSourceInfo>& webSourceInfoVector)
+bool MockWebMediaStreamCenter::getMediaStreamTrackSources(const WebMediaStreamTrackSourcesRequest& request)
 {
-    size_t size = 2;
-    WebVector<WebSourceInfo> results(size);
-    results[0].initialize("MockAudioDevice#1", WebSourceInfo::SourceKindAudio, "Mock audio device", WebSourceInfo::VideoFacingModeNone);
-    results[1].initialize("MockVideoDevice#1", WebSourceInfo::SourceKindVideo, "Mock video device", WebSourceInfo::VideoFacingModeEnvironment);
-    webSourceInfoVector.swap(results);
+    m_interfaces->delegate()->postTask(new MediaStreamTrackSourcesRequestTask(this, request));
     return true;
 }
 
 void MockWebMediaStreamCenter::didEnableMediaStreamTrack(const WebMediaStream&, const WebMediaStreamTrack& component)
 {
     component.source().setReadyState(WebMediaStreamSource::ReadyStateLive);
 }
 
 void MockWebMediaStreamCenter::didDisableMediaStreamTrack(const WebMediaStream&, const WebMediaStreamTrack& component)
 {
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         if (source.requiresAudioConsumer()) {
             MockWebAudioDestinationConsumer* consumer = new MockWebAudioDestinationConsumer();
             source.addAudioConsumer(consumer);
             source.removeAudioConsumer(consumer);
             delete consumer;
         }
     }
 }
 
 }