Bug 817019: Don't push ClearType layers to Transparent rendertargets. r=jrmuizel
Bug 817019 - Reftest: Test bounded ops with opaque canvas and complex radial gradient. r=jrmuizel
Bug 828395 - System messages handler is fired twice if there was already an handler for b.html contained into an iframe a.html and the page navigate to b.html r=fabrice,genelian