Fix menu corners: the menu background was being painted as a rect when in fact,

ui/native_theme/native_theme_aura.cc

Index: ui/native_theme/native_theme_aura.cc
diff --git a/ui/native_theme/native_theme_aura.cc b/ui/native_theme/native_theme_aura.cc
index 6382593f3e63d8752143d4a6c46efb3c3d263115..fc8cfb50c5e0cdb3e257f659ca1e12dc9193806d 100644
--- a/ui/native_theme/native_theme_aura.cc
+++ b/ui/native_theme/native_theme_aura.cc
@@ -9,10 +9,13 @@
 #include "ui/base/layout.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/image/image_skia.h"
+#include "ui/gfx/path.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/size.h"
 #include "ui/gfx/skbitmap_operations.h"
 #include "ui/native_theme/common_theme.h"
+#include "ui/views/controls/menu/menu_config.h"

[sky, 2013/01/25 16:10:52]

ui shouldn't depend upon views like this. Otherwise we end up with circular
dependencies. Instead push has_rounded_corners to NativeTheme.

[varunjain, 2013/01/25 18:50:40]

Done as discussed offline.

+#include "ui/views/round_rect_painter.h"
 
 namespace {
 
@@ -195,7 +198,19 @@ SkColor NativeThemeAura::GetSystemColor(ColorId color_id) const {
 
 void NativeThemeAura::PaintMenuPopupBackground(SkCanvas* canvas,
                                                const gfx::Size& size) const {
-  canvas->drawColor(kMenuBackgroundColor, SkXfermode::kSrc_Mode);
+  if (views::MenuConfig::instance(instance()).has_rounded_corners) {
+    SkPaint paint;
+    paint.setStyle(SkPaint::kFill_Style);
+    paint.setFlags(SkPaint::kAntiAlias_Flag);
+    paint.setColor(kMenuBackgroundColor);
+
+    gfx::Path path;
+    views::RoundRectPainter::CreateRoundRectPath(gfx::Rect(size), &path);
+
+    canvas->drawPath(path, paint);
+  } else {
+    canvas->drawColor(kMenuBackgroundColor, SkXfermode::kSrc_Mode);
+  }
 }
 
 void NativeThemeAura::PaintScrollbarTrack(