Show paste option on right click of bookmark bar if some URL is copied from outside browser or from…

components/bookmarks/browser/bookmark_utils.cc

 // Copyright 2014 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 "components/bookmarks/browser/bookmark_utils.h"
 
 #include <utility>
 
 #include "base/basictypes.h"
 #include "base/files/file_path.h"
@@ skipping 189 matching lines @@
 
   if (index == -1)
     index = parent->child_count();
   ScopedGroupBookmarkActions group_paste(model);
   CloneBookmarkNode(model, bookmark_data.elements, parent, index, true);
 }
 
 bool CanPasteFromClipboard(BookmarkModel* model, const BookmarkNode* node) {
   if (!node || !model->client()->CanBeEditedByUser(node))
     return false;
-  return BookmarkNodeData::ClipboardContainsBookmarks();
+  if (BookmarkNodeData::ClipboardContainsBookmarks())
+    return true;
+  if (BookmarkNodeData::ClipboardContainsURLs())
+    return BookmarkNodeData::WriteBookmarkToClipboardFromURL();

[sky, 2014/08/05 16:53:49]

CanPaste shouldn't modify the clipboard.

+  return false;
 }
 
 std::vector<const BookmarkNode*> GetMostRecentlyModifiedUserFolders(
     BookmarkModel* model,
     size_t max_count) {
   std::vector<const BookmarkNode*> nodes;
   ui::TreeNodeIterator<const BookmarkNode> iterator(model->root_node(),
                                                     PruneInvisibleFolders);
 
   while (iterator.has_next()) {
@@ skipping 216 matching lines @@
   }
   return false;
 }
 
 const BookmarkNode* GetBookmarkNodeByID(const BookmarkModel* model, int64 id) {
   // TODO(sky): TreeNode needs a method that visits all nodes using a predicate.
   return GetNodeByID(model->root_node(), id);
 }
 
 }  // namespace bookmarks