Make Mac WebCursor glue use the nsimage_cache

webkit/glue/webcursor_mac.mm

 // Copyright (c) 2008 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 "webkit/glue/webcursor.h"
 
 #import <AppKit/AppKit.h>
 
 #include "base/logging.h"
+#include "base/nsimage_cache_mac.h"
 #include "base/scoped_cftyperef.h"
 #include "webkit/api/public/WebCursorInfo.h"
 #include "webkit/api/public/WebImage.h"
 #include "webkit/api/public/WebSize.h"
 
 using WebKit::WebCursorInfo;
 using WebKit::WebImage;
 using WebKit::WebSize;
 
 namespace {
 
-// TODO(avi): Is loading resources what we want to do here?
+// TODO: This image fech can (and probably should) be serviced by the resource
+// resource bundle instead of going through nsimage_cache.
 NSCursor* LoadCursor(const char* name, int x, int y) {
   NSString* file_name = [NSString stringWithUTF8String:name];
   DCHECK(file_name);
-  NSImage* cursor_image = [NSImage imageNamed:file_name];
+  NSImage* cursor_image = nsimage_cache::ImageNamed(file_name);
   DCHECK(cursor_image);
   return [[[NSCursor alloc] initWithImage:cursor_image
                                   hotSpot:NSMakePoint(x, y)] autorelease];
 }
 
 CGImageRef CreateCGImageFromCustomData(const std::vector<char>& custom_data,
                                        const gfx::Size& custom_size) {
   scoped_cftyperef<CGColorSpaceRef> cg_color(CGColorSpaceCreateDeviceRGB());
   // this is safe since we're not going to draw into the context we're creating
   void* data = const_cast<char*>(&custom_data[0]);
@@ skipping 177 matching lines @@
   return true;
 }
 
 void WebCursor::CleanupPlatformData() {
   return;
 }
 
 void WebCursor::CopyPlatformData(const WebCursor& other) {
   return;
 }