Enable custom MIME types in web copy/paste.

ui/base/clipboard/clipboard_aurax11.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 "ui/base/clipboard/clipboard.h"
 
 #include "base/logging.h"
 #include "base/utf_string_conversions.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/gfx/linux_util.h"
 #include "ui/gfx/size.h"
 
 namespace ui {
 
 namespace {
 const char kMimeTypeBitmap[] = "image/bmp";
 const char kMimeTypeWebkitSmartPaste[] = "chromium/x-webkit-paste";
+// TODO(dcheng): This name is temporary. See crbug.com/106449
+const char kMimeTypeWebCustomData[] = "chromium/x-web-custom-data";
 
 // ClipboardData contains data copied to the Clipboard for a variety of formats.
 // It mostly just provides APIs to cleanly access and manipulate this data.
 class ClipboardData {
  public:
   ClipboardData()
       : bitmap_data_(),
         custom_data_data_(),
         custom_data_len_(0),
         web_smart_paste_(false) {}
@@ skipping 296 matching lines @@
 // static
 Clipboard::FormatType Clipboard::GetBitmapFormatType() {
   return std::string(kMimeTypeBitmap);
 }
 
 // static
 Clipboard::FormatType Clipboard::GetWebKitSmartPasteFormatType() {
   return std::string(kMimeTypeWebkitSmartPaste);
 }
 
+// static
+Clipboard::FormatType Clipboard::GetWebCustomDataFormatType() {
+  return std::string(kMimeTypeWebCustomData);
+}
+
 }  // namespace ui