Remove deprecated gfx::Image::operator NSImage*().

chrome/browser/ui/cocoa/tabpose_window.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/tabpose_window.h"
 
 #import <QuartzCore/QuartzCore.h>
 
 #include <algorithm>
 
@@ skipping 932 matching lines @@
                                  backing:NSBackingStoreBuffered
                                    defer:NO])) {
     containingRect_ = rect;
     tabStripModel_ = tabStripModel;
     state_ = tabpose::kFadingIn;
     tileSet_.reset(new tabpose::TileSet);
     tabStripModelObserverBridge_.reset(
         new TabStripModelObserverBridge(tabStripModel_, self));
     NSImage* nsCloseIcon =
         ResourceBundle::GetSharedInstance().GetNativeImageNamed(
-            IDR_TABPOSE_CLOSE);
+            IDR_TABPOSE_CLOSE).ToNSImage();
     closeIcon_.reset(base::mac::CopyNSImageToCGImage(nsCloseIcon));
     [self setReleasedWhenClosed:YES];
     [self setOpaque:NO];
     [self setBackgroundColor:[NSColor clearColor]];
     [self setUpLayersInSlomo:slomo];
     [self setAcceptsMouseMovedEvents:YES];
     [parent addChildWindow:self ordered:NSWindowAbove];
     [self makeKeyAndOrderFront:self];
   }
   return self;
@@ skipping 703 matching lines @@
   tile.set_tab_contents(contents);
   ThumbnailLayer* thumbLayer = [allThumbnailLayers_ objectAtIndex:index];
   [thumbLayer setTabContents:contents];
 }
 
 - (void)tabStripModelDeleted {
   [self close];
 }
 
 @end