Mac: Fix leak in tabpose.

chrome/browser/cocoa/tabpose_window.mm

 // Copyright (c) 2010 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.
 
 #import "chrome/browser/cocoa/tabpose_window.h"
 
 #import <QuartzCore/QuartzCore.h>
 
 #include "app/resource_bundle.h"
 #include "base/mac_util.h"
@@ skipping 182 matching lines @@
 
   int selected_index() const { return selected_index_; }
   void set_selected_index(int index);
   void ResetSelectedIndex() { selected_index_ = initial_index_; }
 
   const Tile& selected_tile() const { return *tiles_[selected_index()]; }
   Tile& tile_at(int index) { return *tiles_[index]; }
   const Tile& tile_at(int index) const { return *tiles_[index]; }
 
  private:
-  std::vector<Tile*> tiles_;
+  ScopedVector<Tile> tiles_;
 
   int selected_index_;
   int initial_index_;
 };
 
 void TileSet::Build(TabStripModel* source_model) {
   selected_index_ = initial_index_ = source_model->selected_index();
   tiles_.resize(source_model->count());
   for (size_t i = 0; i < tiles_.size(); ++i) {
     tiles_[i] = new Tile;
@@ skipping 513 matching lines @@
       for (CALayer* layer in allThumbnailLayers_.get())
         layer.shadowOpacity = 0.5;
     }
   } else if ([animationId isEqualToString:kAnimationIdFadeOut]) {
     DCHECK_EQ(tabpose::kFadingOut, state_);
     [self close];
   }
 }
 
 @end