Bug 1299715 - Part 5. Correct clip region for opacity surface. r=mstange

MozReview-Commit-ID: 1wiQKsHKJsg

--HG--
extra : rebase_source : 47b58288cdde10d9fae42bec33082ea90604957b

layout/svg/nsSVGIntegrationUtils.cpp

@@ -875,7 +875,7 @@ nsSVGIntegrationUtils::PaintMaskAndClipPath(const PaintFramesParams& aParams)
 
       matSR.SetContext(&context);
       SetupContextMatrix(firstFrame, aParams, offsetToBoundingBox,
-                         offsetToUserSpace, true);
+                         offsetToUserSpace, false);
     }
 
     if (aParams.layerManager->GetRoot()->GetContentFlags() & Layer::CONTENT_COMPONENT_ALPHA) {
@@ -920,12 +920,6 @@ nsSVGIntegrationUtils::PaintMaskAndClipPath(const PaintFramesParams& aParams)
 
   if (shouldGenerateMask) {
     context.PopGroupAndBlend();
-
-    if (!shouldGenerateClipMaskLayer && !shouldGenerateMaskLayer) {
-      MOZ_ASSERT(opacity != 1.0f);
-      // Pop the clip push by SetupContextMatrix
-      context.PopClip();
-    }
   }
 
   return result;