Modify hit test masks for tabs and tab close buttons

ui/views/view.h

 // 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.
 
 #ifndef UI_VIEWS_VIEW_H_
 #define UI_VIEWS_VIEW_H_
 
 #include <algorithm>
 #include <map>
 #include <set>
@@ skipping 14 matching lines @@
 #include "ui/compositor/layer_delegate.h"
 #include "ui/compositor/layer_owner.h"
 #include "ui/events/event.h"
 #include "ui/events/event_target.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/vector2d.h"
 #include "ui/views/background.h"
 #include "ui/views/border.h"
 #include "ui/views/focus_border.h"
+#include "ui/views/rect_based_targeting_utils.h"
 
 #if defined(OS_WIN)
 #include "base/win/scoped_comptr.h"
 #endif
 
 using ui::OSExchangeData;
 
 namespace gfx {
 class Canvas;
 class Insets;
@@ skipping 1074 matching lines @@
   // Input ---------------------------------------------------------------------
 
   // Called by HitTestRect() to see if this View has a custom hit test mask. If
   // the return value is true, GetHitTestMask() will be called to obtain the
   // mask. Default value is false, in which case the View will hit-test against
   // its bounds.
   virtual bool HasHitTestMask() const;
 
   // Called by HitTestRect() to retrieve a mask for hit-testing against.
   // Subclasses override to provide custom shaped hit test regions.
-  virtual void GetHitTestMask(gfx::Path* mask) const;
+  virtual void GetHitTestMask(HitTestSource source, gfx::Path* mask) const;

[Ben Goodger (Google), 2013/10/30 17:46:55]

I didn't just mean move the enum out of View, I meant not wire this through. I'd
rather see all of this hit testing logic moved out of View entirely than add
more client-specific pass-thrus here.

 
   virtual DragInfo* GetDragInfo();
 
   // Focus ---------------------------------------------------------------------
 
   // Override to be notified when focus has changed either to or from this View.
   virtual void OnFocus();
   virtual void OnBlur();
 
   // Handle view focus/blur events for this view.
@@ skipping 412 matching lines @@
   // Belongs to this view, but it's reference-counted on some platforms
   // so we can't use a scoped_ptr. It's dereferenced in the destructor.
   NativeViewAccessibility* native_view_accessibility_;
 
   DISALLOW_COPY_AND_ASSIGN(View);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_VIEW_H_