mac: Delete GetCachedImageWithName(), it's no longer used.

chrome/browser/ui/cocoa/omnibox/omnibox_view_mac.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.
 
 #include "chrome/browser/ui/cocoa/omnibox/omnibox_view_mac.h"
 
 #include <Carbon/Carbon.h>  // kVK_Return
 
 #include "base/string_util.h"
 #include "base/sys_string_conversions.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/autocomplete/autocomplete_input.h"
 #include "chrome/browser/autocomplete/autocomplete_match.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/ui/cocoa/event_utils.h"
 #include "chrome/browser/ui/cocoa/location_bar/autocomplete_text_field_cell.h"
 #include "chrome/browser/ui/cocoa/omnibox/omnibox_popup_view_mac.h"
 #include "chrome/browser/ui/omnibox/omnibox_edit_controller.h"
 #include "chrome/browser/ui/omnibox/omnibox_popup_model.h"
 #include "chrome/browser/ui/search/search.h"
 #include "chrome/browser/ui/toolbar/toolbar_model.h"
 #include "content/public/browser/web_contents.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #import "third_party/mozilla/NSPasteboard+Utils.h"
 #include "ui/base/clipboard/clipboard.h"
 #include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/mac/nsimage_cache.h"
 #include "ui/gfx/rect.h"
 
 using content::WebContents;
 
 // Focus-handling between |field_| and model() is a bit subtle.
 // Other platforms detect change of focus, which is inconvenient
 // without subclassing NSTextField (even with a subclass, the use of a
 // field editor may complicate things).
 //
 // model() doesn't actually do anything when it gains focus, it just
@@ skipping 992 matching lines @@
 NSUInteger OmniboxViewMac::GetTextLength() const {
   return ([field_ currentEditor] ?
           [[[field_ currentEditor] string] length] :
           [[field_ stringValue] length]) - suggest_text_length_;
 }
 
 bool OmniboxViewMac::IsCaretAtEnd() const {
   const NSRange selection = GetSelectedRange();
   return selection.length == 0 && selection.location == GetTextLength();
 }