Bug 1315850 - Add GetGMPAbstractThread() to GMPUtils.h. r=gerald

MozReview-Commit-ID: G4sq6pa7jmS

--HG--
extra : rebase_source : 94dacb5107e7f098c7dde88e6d246edb9deb6a35

dom/media/gmp/GMPUtils.cpp

@@ -15,6 +15,7 @@
 #include "prio.h"
 #include "nsIConsoleService.h"
 #include "mozIGeckoMediaPluginService.h"
+#include "GMPService.h"
 
 namespace mozilla {
 
@@ -230,4 +231,12 @@ LogToConsole(const nsAString& aMsg)
   console->LogStringMessage(msg.get());
 }
 
+RefPtr<AbstractThread>
+GetGMPAbstractThread()
+{
+  RefPtr<gmp::GeckoMediaPluginService> service =
+    gmp::GeckoMediaPluginService::GetGeckoMediaPluginService();
+  return service ? service->GetAbstractGMPThread() : nullptr;
+}
+
 } // namespace mozilla

dom/media/gmp/GMPUtils.h

@@ -7,6 +7,8 @@
 #define GMPUtils_h_
 
 #include "mozilla/UniquePtr.h"
+#include "mozilla/RefPtr.h"
+#include "mozilla/AbstractThread.h"
 #include "nsTArray.h"
 #include "nsCOMPtr.h"
 #include "nsClassHashtable.h"
@@ -83,6 +85,9 @@ HaveGMPFor(const nsCString& aAPI,
 void
 LogToConsole(const nsAString& aMsg);
 
+RefPtr<AbstractThread>
+GetGMPAbstractThread();
+
 } // namespace mozilla
 
 #endif