Add support for text/html to bookmarks gtk drag/drop.

chrome/browser/ui/gtk/bookmarks/bookmark_utils_gtk.cc

 // Copyright (c) 2011 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 "chrome/browser/ui/gtk/bookmarks/bookmark_utils_gtk.h"
 
 #include "base/pickle.h"
 #include "base/string16.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
@@ skipping 272 matching lines @@
     gtk_widget_modify_fg(label, GTK_STATE_PRELIGHT, &gtk_util::kGdkBlack);
   }
 }
 
 // DnD-related -----------------------------------------------------------------
 
 int GetCodeMask(bool folder) {
   int rv = ui::CHROME_BOOKMARK_ITEM;
   if (!folder) {
     rv |= ui::TEXT_URI_LIST |
+          ui::TEXT_HTML |
           ui::TEXT_PLAIN |
           ui::NETSCAPE_URL;
   }
   return rv;
 }
 
 void WriteBookmarkToSelection(const BookmarkNode* node,
                               GtkSelectionData* selection_data,
                               guint target_type,
                               Profile* profile) {
@@ skipping 41 matching lines @@
         // This const cast should be safe as gtk_selection_data_set_uris()
         // makes copies.
         uris[i] = const_cast<gchar*>(url.spec().c_str());
       }
       uris[nodes.size()] = NULL;
 
       gtk_selection_data_set_uris(selection_data, uris);
       free(uris);
       break;
     }
+    case ui::TEXT_HTML: {
+      std::string utf8_title = UTF16ToUTF8(nodes[0]->GetTitle());
+      std::string utf8_html = StringPrintf("<a href=\"%s\">%s</a>",
+                                           nodes[0]->GetURL().spec().c_str(),
+                                           utf8_title.c_str());
+      gtk_selection_data_set(selection_data,
+                             GetAtomForTarget(ui::TEXT_HTML),
+                             kBitsInAByte,
+                             reinterpret_cast<const guchar*>(utf8_html.data()),
+                             utf8_html.size());
+      break;
+    }
     case ui::TEXT_PLAIN: {
       gtk_selection_data_set_text(selection_data,
                                   nodes[0]->GetURL().spec().c_str(), -1);
       break;
     }
     default: {
       DLOG(ERROR) << "Unsupported drag get type!";
     }
   }
 }
@@ skipping 60 matching lines @@
   GURL url;
   string16 title;
   if (!ui::ExtractNetscapeURL(selection_data, &url, &title))
     return false;
 
   model->AddURL(parent, idx, title, url);
   return true;
 }
 
 }  // namespace bookmark_utils