Replace omnibox icons with new set that are all the same size (19x19)....

chrome/browser/cocoa/autocomplete_text_field_cell.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/autocomplete_text_field_cell.h"
 
 #include "app/resource_bundle.h"
 #include "base/logging.h"
 #include "gfx/font.h"
 #include "grit/theme_resources.h"
@@ skipping 162 matching lines @@
           availableWidth:(CGFloat)width {
   DCHECK(fullString != nil);
 
   hintString_.reset();
 
   // Adjust for space between editor and decorations.
   width -= 2 * kEditorHorizontalInset;
 
   // Get the magnifying glass to put at the front of the string.
   ResourceBundle& rb = ResourceBundle::GetSharedInstance();
-  NSImage* image = rb.GetNSImageNamed(IDR_O2_SEARCH);
+  NSImage* image = rb.GetNSImageNamed(IDR_OMNIBOX_SEARCH);
   const NSSize imageSize = [image size];
 
   // Based on what fits, choose |fullString| with the image,
   // |fullString| without the image, or |partialString|.
   NSDictionary* attributes =
       [NSDictionary dictionaryWithObject:[self font]
                                   forKey:NSFontAttributeName];
   NSString* s = fullString;
   const CGFloat sWidth = [s sizeWithAttributes:attributes].width;
   if (sWidth + imageSize.width > width) {
@@ skipping 398 matching lines @@
       icon = [self iconForEvent:theEvent inRect:cellFrame ofView:controlView];
   if (icon) {
     [icon view]->OnMousePressed([icon rect]);
     return YES;
   }
 
   return NO;
 }
 
 @end