Mac: Fix bookmark button drawing regression

ui/base/cocoa/nsview_additions.mm

Index: ui/base/cocoa/nsview_additions.mm
diff --git a/ui/base/cocoa/nsview_additions.mm b/ui/base/cocoa/nsview_additions.mm
index 47e239de5e6a786c06695358e9c4028db65b165e..49f18b02b2f2997afc0df55753775130fda7f9be 100644
--- a/ui/base/cocoa/nsview_additions.mm
+++ b/ui/base/cocoa/nsview_additions.mm
@@ -91,7 +91,9 @@ static NSView* g_childBeingDrawnTo = nil;
   DCHECK(!g_ancestorBeingDrawnFrom && !g_childBeingDrawnTo);
   g_ancestorBeingDrawnFrom = ancestorView;
   g_childBeingDrawnTo = self;
-  [ancestorView drawRect:[self convertRect:dirtyRect toView:ancestorView]];
+  [ancestorView drawRect:NSIntersectionRect(
+                             [ancestorView bounds],
+                             [self convertRect:dirtyRect toView:ancestorView])];
   g_childBeingDrawnTo = nil;
   g_ancestorBeingDrawnFrom = nil;
 }