Bug 1073003 - Fix more -Wreorder warnings. r=ehsan

--HG--
extra : rebase_source : 9185deb19ec52daa518bdf93b27893c4c2167258
extra : source : 21930ebe7c715c45db065809981ae181b49c442a

media/webrtc/signaling/src/media-conduit/WebrtcOMXH264VideoCodec.cpp

@@ -257,8 +257,8 @@ public:
     : mWidth(0)
     , mHeight(0)
     , mStarted(false)
-    , mDecodedFrameLock("WebRTC decoded frame lock")
     , mCallback(aCallback)
+    , mDecodedFrameLock("WebRTC decoded frame lock")
     , mEnding(false)
   {
     // Create binder thread pool required by stagefright.