Removed a few manual roundrect path creations

ui/views/bubble/tray_bubble_view.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/views/bubble/tray_bubble_view.h"
 
 #include <algorithm>
 
 #include "third_party/skia/include/core/SkCanvas.h"
 #include "third_party/skia/include/core/SkColor.h"
@@ skipping 172 matching lines @@
 
   // Overridden from LayerDelegate.
   virtual void OnPaintLayer(gfx::Canvas* canvas) OVERRIDE;
   virtual void OnDelegatedFrameDamage(
       const gfx::Rect& damage_rect_in_dip) OVERRIDE {}
   virtual void OnDeviceScaleFactorChanged(float device_scale_factor) OVERRIDE;
   virtual base::Closure PrepareForLayerBoundsChange() OVERRIDE;
 
  private:
   ui::Layer layer_;
-  SkScalar corner_radius_;
+  int corner_radius_;
 
   DISALLOW_COPY_AND_ASSIGN(TrayBubbleContentMask);
 };
 
 TrayBubbleContentMask::TrayBubbleContentMask(int corner_radius)
     : layer_(ui::LAYER_TEXTURED),
       corner_radius_(corner_radius) {
   layer_.set_delegate(this);
 }
 
 TrayBubbleContentMask::~TrayBubbleContentMask() {
   layer_.set_delegate(NULL);
 }
 
 void TrayBubbleContentMask::OnPaintLayer(gfx::Canvas* canvas) {
-  SkPath path;
-  path.addRoundRect(gfx::RectToSkRect(gfx::Rect(layer()->bounds().size())),
-                    corner_radius_, corner_radius_);
   SkPaint paint;
   paint.setAlpha(255);
   paint.setStyle(SkPaint::kFill_Style);
-  canvas->DrawPath(path, paint);
+  gfx::Rect rect(layer()->bounds().size());
+  canvas->DrawRoundRect(rect, corner_radius_, paint);
 }
 
 void TrayBubbleContentMask::OnDeviceScaleFactorChanged(
     float device_scale_factor) {
   // Redrawing will take care of scale factor change.
 }
 
 base::Closure TrayBubbleContentMask::PrepareForLayerBoundsChange() {
   return base::Closure();
 }
@@ skipping 275 matching lines @@
 void TrayBubbleView::ViewHierarchyChanged(
     const ViewHierarchyChangedDetails& details) {
   if (details.is_add && details.child == this) {
     details.parent->SetPaintToLayer(true);
     details.parent->SetFillsBoundsOpaquely(true);
     details.parent->layer()->SetMasksToBounds(true);
   }
 }
 
 }  // namespace views