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

Index: components/bookmarks/browser/bookmark_utils.cc
diff --git a/components/bookmarks/browser/bookmark_utils.cc b/components/bookmarks/browser/bookmark_utils.cc
index 304d2befbd07d5b36d3286e8b1e24010a393f884..fd0211adb70fad22e39fa955041c9086629c95b3 100644
--- a/components/bookmarks/browser/bookmark_utils.cc
+++ b/components/bookmarks/browser/bookmark_utils.cc
@@ -188,6 +188,19 @@ void CopyToClipboard(BookmarkModel* model,
   }
 }
 
+bool ClipboardContainsValidUrl(base::string16& url_text) {
+  if (!ui::Clipboard::GetForCurrentThread()->IsFormatAvailable(
+          ui::Clipboard::GetUrlWFormatType(), ui::CLIPBOARD_TYPE_COPY_PASTE))
+    return false;
+
+  ui::Clipboard::GetForCurrentThread()->ReadText(ui::CLIPBOARD_TYPE_COPY_PASTE,
+                                                 &url_text);
+  GURL url(url_text);
+  if (!url.is_valid())
+    return false;
+  return true;
+}
+
 void PasteFromClipboard(BookmarkModel* model,
                         const BookmarkNode* parent,
                         int index) {
@@ -195,8 +208,16 @@ void PasteFromClipboard(BookmarkModel* model,
     return;
 
   BookmarkNodeData bookmark_data;
+  base::string16 url_text;
   if (!bookmark_data.ReadFromClipboard(ui::CLIPBOARD_TYPE_COPY_PASTE))
     return;
+  else if (!ClipboardContainsValidUrl(url_text))
+    return;
+  GURL url(url_text);
+  BookmarkNode node(url);
+  node.SetTitle(url_text);
+  BookmarkNodeData bookmark(&node);
+  bookmark_data = bookmark;
 
   if (index == -1)
     index = parent->child_count();
@@ -207,7 +228,11 @@ void PasteFromClipboard(BookmarkModel* model,
 bool CanPasteFromClipboard(BookmarkModel* model, const BookmarkNode* node) {
   if (!node || !model->client()->CanBeEditedByUser(node))
     return false;
-  return BookmarkNodeData::ClipboardContainsBookmarks();
+  base::string16 url_text;
+  if (BookmarkNodeData::ClipboardContainsBookmarks() ||
+      ClipboardContainsValidUrl(url_text))
+    return true;
+  return false;
 }
 
 std::vector<const BookmarkNode*> GetMostRecentlyModifiedUserFolders(