Bug 1382257 - Correct returning value of PaintBorderWithStyleBorder. r=mstange

We overwrites DrawResult returning from
nsCSSBorderImageRenderer::CreateBorderImageRenderer by the returning value of
DrawBorderImage, which is not right.

MozReview-Commit-ID: 1EeqU5hLyln

--HG--
extra : rebase_source : a78aa841795afa830b66da650a619f46230b10dd

layout/painting/nsCSSRendering.cpp

@@ -834,12 +834,12 @@ nsCSSRendering::PaintBorderWithStyleBorder(nsPresContext* aPresContext,
                                                           aStyleBorder, aDirtyRect, aSkipSides,
                                                           irFlags, &result);
     if (aStyleBorder.IsBorderImageLoaded()) {
-      if (!renderer) {
-        return result;
+      if (renderer) {
+        result &= renderer->DrawBorderImage(aPresContext, aRenderingContext,
+                                            aForFrame, aDirtyRect);
       }
 
-      return renderer->DrawBorderImage(aPresContext, aRenderingContext,
-                                       aForFrame, aDirtyRect);
+      return result;
     }
   }