Expose RTF content on the clipboard as strings to pages when pasting.

third_party/WebKit/Source/core/clipboard/DataObjectItem.cpp

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 121 matching lines @@
     if (m_source == InternalSource)
         return m_data;
 
     ASSERT(m_source == PasteboardSource);
 
     WebClipboard::Buffer buffer = Pasteboard::generalPasteboard()->buffer();
     String data;
     // This is ugly but there's no real alternative.
     if (m_type == mimeTypeTextPlain) {
         data = Platform::current()->clipboard()->readPlainText(buffer);
+    } else if (m_type == mimeTypeTextRTF) {
+        data = Platform::current()->clipboard()->readRTF(buffer);
     } else if (m_type == mimeTypeTextHTML) {
         WebURL ignoredSourceURL;
         unsigned ignored;
         data = Platform::current()->clipboard()->readHTML(buffer, &ignoredSourceURL, &ignored, &ignored);
     } else {
         data = Platform::current()->clipboard()->readCustomData(buffer, m_type);
     }
 
     return Platform::current()->clipboard()->sequenceNumber(buffer) == m_sequenceNumber ? data : String();
 }
 
 bool DataObjectItem::isFilename() const
 {
     // FIXME: https://bugs.webkit.org/show_bug.cgi?id=81261: When we properly support File dragout,
     // we'll need to make sure this works as expected for DragDataChromium.
     return m_kind == FileKind && m_file;
 }
 
 DEFINE_TRACE(DataObjectItem)
 {
     visitor->trace(m_file);
 }
 
 } // namespace blink