Fix for 18404; Convert to use imageURL as var rather than function property; r=matt@netscape.com

git-svn-id: svn://10.0.0.236/trunk@56762 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/xpfe/browser/resources/content/nsContextMenu.js

@@ -278,7 +278,7 @@ nsContextMenu.prototype = {
     },
     // Save URL of clicked-on image.
     saveImage : function () {
-        this.savePage( this.imageURL() );
+        this.savePage( this.imageURL );
     },
     // Save URL of background image.
     saveBGImage : function () {
@@ -290,7 +290,7 @@ nsContextMenu.prototype = {
     },
     // Generate image URL and put it on the clipboard.
     copyImage : function () {
-        this.copyToClipboard( this.imageURL() );
+        this.copyToClipboard( this.imageURL );
     },
     // Utilities
     // Show/hide one item (specified via name or the item element itself).
@@ -367,10 +367,6 @@ nsContextMenu.prototype = {
     linkURL : function () {
         return this.link.href;
     },
-    // Generate fully-qualified URL for clicked-on image.
-    imageURL : function () {
-        return this.target.src;
-    },
     // Returns "true" if there's no text selected, null otherwise.
     isNoTextSelected : function ( event ) {
         // Not implemented so all text-selected-based options are disabled.