Replace CallClosureTask::create(bind()) with createCrossThreadTask()

Source/modules/mediastream/MediaStreamTrackSourcesRequestImpl.cpp

Index: Source/modules/mediastream/MediaStreamTrackSourcesRequestImpl.cpp
diff --git a/Source/modules/mediastream/MediaStreamTrackSourcesRequestImpl.cpp b/Source/modules/mediastream/MediaStreamTrackSourcesRequestImpl.cpp
index 028754a9f1d5c42e3d999d29ae3b903ddfcd9579..e12ed401896457c260fceaacf3b475a760d408ff 100644
--- a/Source/modules/mediastream/MediaStreamTrackSourcesRequestImpl.cpp
+++ b/Source/modules/mediastream/MediaStreamTrackSourcesRequestImpl.cpp
@@ -26,6 +26,7 @@
 #include "config.h"
 #include "modules/mediastream/MediaStreamTrackSourcesRequestImpl.h"
 
+#include "core/dom/CrossThreadTask.h"
 #include "core/dom/ExecutionContext.h"
 #include "modules/mediastream/MediaStreamTrackSourcesCallback.h"
 #include "platform/weborigin/SecurityOrigin.h"
@@ -61,7 +62,7 @@ void MediaStreamTrackSourcesRequestImpl::requestSucceeded(const blink::WebVector
 
     for (size_t i = 0; i < webSourceInfos.size(); ++i)
         m_sourceInfos.append(SourceInfo::create(webSourceInfos[i]));
-    m_executionContext->postTask(bind(&MediaStreamTrackSourcesRequestImpl::performCallback, this));
+    m_executionContext->postTask(createCrossThreadTask(&MediaStreamTrackSourcesRequestImpl::performCallback, this));
 }
 
 void MediaStreamTrackSourcesRequestImpl::performCallback()