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

chrome/browser/ui/cocoa/speech_recognition_window_controller.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 "speech_recognition_window_controller.h"
 
 #include "base/logging.h"
 #include "base/sys_string_conversions.h"
 #include "chrome/browser/ui/cocoa/info_bubble_view.h"
 #include "grit/generated_resources.h"
@@ skipping 70 matching lines @@
   // recording mode, so from warm up it can transition to recording without any
   // UI jank.
   bool isWarmUp = (displayMode_ ==
                    SpeechRecognitionBubbleBase::DISPLAY_MODE_WARM_UP);
 
   if (![iconImage_ isHidden]) {
     NSSize size = [[iconImage_ image] size];
     if (isWarmUp) {
       NSImage* volumeIcon =
           ResourceBundle::GetSharedInstance().GetNativeImageNamed(
-              IDR_SPEECH_INPUT_MIC_EMPTY);
+              IDR_SPEECH_INPUT_MIC_EMPTY).ToNSImage();
       size = [volumeIcon size];
     }
     newHeight += size.height;
     newWidth = std::max(newWidth, size.width + 2 * kBubbleHorizontalMargin);
   }
 
   if (![instructionLabel_ isHidden] || isWarmUp) {
     [instructionLabel_ sizeToFit];
     NSSize textSize = [[instructionLabel_ cell] cellSize];
     NSRect boundsRect = NSMakeRect(0, 0, kInstructionLabelMaxWidth,
@@ skipping 121 matching lines @@
 
 - (void)hide {
   [[self window] orderOut:nil];
 }
 
 - (void)setImage:(NSImage*)image {
   [iconImage_ setImage:image];
 }
 
 @end  // implementation SpeechRecognitionWindowController