Gtk: Make click target of tabs match their appearance.

chrome/browser/ui/gtk/tabs/tab_gtk.h

 // Copyright (c) 2011 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 CHROME_BROWSER_UI_GTK_TABS_TAB_GTK_H_
 #define CHROME_BROWSER_UI_GTK_TABS_TAB_GTK_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/message_loop.h"
@@ skipping 95 matching lines @@
   GtkWidget* widget() const { return event_box_; }
 
   // Used to set/check whether this Tab is being animated closed.
   void set_closing(bool closing) { closing_ = closing; }
   bool closing() const { return closing_; }
 
   // Used to set/check whether this Tab is being dragged.
   void set_dragging(bool dragging) { dragging_ = dragging; }
   bool dragging() const { return dragging_; }
 
+  // Raise to top of Z-order.
+  void Raise() const;
+
   // TabRendererGtk overrides:
   virtual bool IsActive() const;
   virtual bool IsSelected() const;
   virtual bool IsVisible() const;
   virtual void SetVisible(bool visible) const;
   virtual void CloseButtonClicked();
   virtual void UpdateData(TabContents* contents, bool app, bool loading_only);
   virtual void SetBounds(const gfx::Rect& bounds);
 
  private:
@@ skipping 89 matching lines @@
   // mouse release event on the the dragged widget, otherwise, we don't know
   // when the drag has ended when the user presses space or enter.  We queue
   // a task to end the drag and only run it if GTK+ didn't send us the
   // drag-failed event.
   ScopedRunnableMethodFactory<TabGtk> drag_end_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TabGtk);
 };
 
 #endif  // CHROME_BROWSER_UI_GTK_TABS_TAB_GTK_H_