Add origin() method on View and use it to simplify some callers.

chrome/browser/ui/views/tabs/tab_strip.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 "chrome/browser/ui/views/tabs/tab_strip.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <iterator>
@@ skipping 2575 matching lines @@
   return results;
 }
 
 void TabStrip::SwapLayoutIfNecessary() {
   bool needs_touch = NeedsTouchLayout();
   bool using_touch = touch_layout_ != NULL;
   if (needs_touch == using_touch)
     return;
 
   if (needs_touch) {
-    gfx::Size tab_size(Tab::GetMinimumActiveSize());
-    tab_size.set_width(Tab::GetTouchWidth());
+    gfx::Size tab_size(Tab::GetTouchWidth(), GetLayoutConstant(TAB_HEIGHT));
     touch_layout_.reset(new StackedTabStripLayout(
         tab_size, Tab::kOverlap, kStackedPadding, kMaxStackedCount, &tabs_));
     touch_layout_->SetWidth(GetTabAreaWidth());
     // This has to be after SetWidth() as SetWidth() is going to reset the
     // bounds of the pinned tabs (since StackedTabStripLayout doesn't yet know
     // how many pinned tabs there are).
     GenerateIdealBoundsForPinnedTabs(NULL);
     touch_layout_->SetXAndPinnedCount(GetStartXForNormalTabs(),
                                     GetPinnedTabCount());
     touch_layout_->SetActiveIndex(controller_->GetActiveIndex());
@@ skipping 187 matching lines @@
           ConvertPointToViewAndGetEventHandler(this, newtab_button_, point);
       if (view)
         return view;
     }
     Tab* tab = FindTabForEvent(point);
     if (tab)
       return ConvertPointToViewAndGetEventHandler(this, tab, point);
   }
   return this;
 }