Bug 574581 - "Conditional jump or move depends on uninitialised value(s)" in ThebesLayerOGL::EnsureSurface(). r=jones.chris.g

--HG--
extra : rebase_source : 6934d7596614430ae5366da61b2a0846fd90c311

gfx/layers/opengl/ThebesLayerOGL.cpp

@@ -78,6 +78,7 @@ ThebesLayerOGL::ThebesLayerOGL(LayerManagerOGL *aManager)
   , LayerOGL(aManager)
   , mTexture(0)
   , mOffscreenFormat(gfxASurface::ImageFormatUnknown)
+  , mOffscreenSize(-1,-1)
 {
   mImplData = static_cast<LayerOGL*>(this);
 }