Update WebView/FrameView size from LayoutView::UpdateAfterLayout

third_party/WebKit/Source/core/paint/FramePainter.cpp

Index: third_party/WebKit/Source/core/paint/FramePainter.cpp
diff --git a/third_party/WebKit/Source/core/paint/FramePainter.cpp b/third_party/WebKit/Source/core/paint/FramePainter.cpp
index dad69700113834beb63a0f3a560e64801972239d..15185439079732978296c4b850bdcb5596921855 100644
--- a/third_party/WebKit/Source/core/paint/FramePainter.cpp
+++ b/third_party/WebKit/Source/core/paint/FramePainter.cpp
@@ -216,6 +216,9 @@ void FramePainter::PaintScrollbars(GraphicsContext& context,
 
 void FramePainter::PaintScrollCorner(GraphicsContext& context,
                                      const IntRect& corner_rect) {
+  if (corner_rect.IsEmpty())

[cbiesinger, 2017/05/05 18:20:01]

This seems fine but why is that necessary as part of this change?

[szager1, 2017/05/08 16:27:06]

This is a mistake, I had another CL to fix this issue; reverted this diff.

+    return;
+
   if (GetFrameView().ScrollCorner()) {
     bool needs_background = GetFrameView().GetFrame().IsMainFrame();
     if (needs_background &&