Bug 594643 - Fix typo in ImageLayerOGL::SetData. r=joe a=b

--HG--
extra : transplant_source : %B3%DC%24%EF%E8X%7D%C3A8%9F%9F%B2%C3o%87%B0d%24T

gfx/layers/opengl/ImageLayerOGL.cpp

@@ -514,7 +514,7 @@ PlanarYCbCrImageOGL::SetData(const PlanarYCbCrImage::Data &aData)
       // YV12 format
     width_shift = 1;
     height_shift = 1;
-    mType = gfx::YV16;
+    mType = gfx::YV12;
   } else {
     NS_ERROR("YCbCr format not supported");
   }