Mac: Update drag&drop image creation.

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@943 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

cef1/libcef/web_drag_source_mac.mm

@@ -88,7 +88,6 @@ void PromiseWriterHelper(const WebDropData& drop_data,
 @interface WebDragSource(Private)
 
 - (void)fillPasteboard;
-- (NSImage*)dragImage;
 
 @end  // @interface WebDragSource(Private)
 
@@ -238,9 +237,10 @@ void PromiseWriterHelper(const WebDropData& drop_data,
     // Deal with Cocoa's flipped coordinate system.
     position.y -= [dragImage_.get() size].height - imageOffset_.y;
   }
+
   // Per kwebster, offset arg is ignored, see -_web_DragImageForElement: in
   // third_party/WebKit/Source/WebKit/mac/Misc/WebNSViewExtras.m.
-  [window dragImage:[self dragImage]
+  [window dragImage:dragImage_
                  at:position
              offset:NSZeroSize
               event:dragEvent
@@ -423,12 +423,4 @@ void PromiseWriterHelper(const WebDropData& drop_data,
                     owner:view_];
 }
 
-- (NSImage*)dragImage {
-  if (dragImage_)
-    return dragImage_;
-
-  // Default to returning a generic image.
-  return gfx::GetCachedImageWithName(@"nav.pdf");
-}
-
 @end  // @implementation WebDragSource (Private)