Implement "Look Up In Dictionary" context menu item asynchronously.

content/renderer/text_input_client_observer.cc

 // Copyright (c) 2012 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 "content/renderer/text_input_client_observer.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "content/common/text_input_client_messages.h"
 #include "content/renderer/pepper/pepper_plugin_instance_impl.h"
 #include "content/renderer/render_view_impl.h"
@@ skipping 17 matching lines @@
 
 bool TextInputClientObserver::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(TextInputClientObserver, message)
     IPC_MESSAGE_HANDLER(TextInputClientMsg_StringAtPoint,
                         OnStringAtPoint)
     IPC_MESSAGE_HANDLER(TextInputClientMsg_CharacterIndexForPoint,
                         OnCharacterIndexForPoint)
     IPC_MESSAGE_HANDLER(TextInputClientMsg_FirstRectForCharacterRange,
                         OnFirstRectForCharacterRange)
-    IPC_MESSAGE_HANDLER(TextInputClientMsg_StringForRange, OnStringForRange)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 blink::WebView* TextInputClientObserver::webview() {
   return render_view()->GetWebView();
 }
 
 void TextInputClientObserver::OnStringAtPoint(gfx::Point point) {
@@ skipping 30 matching lines @@
     if (frame) {
       blink::WebRect web_rect;
       frame->firstRectForCharacterRange(range.start(), range.length(),
                                         web_rect);
       rect = web_rect;
     }
   }
   Send(new TextInputClientReplyMsg_GotFirstRectForRange(routing_id(), rect));
 }
 
-void TextInputClientObserver::OnStringForRange(gfx::Range range) {
-#if defined(OS_MACOSX)
-  NSAttributedString* string = nil;
-  blink::WebLocalFrame* frame = webview()->focusedFrame()->toWebLocalFrame();
-  if (frame) {
-    string = blink::WebSubstringUtil::attributedSubstringInRange(
-        frame, range.start(), range.length());
-  }
-  scoped_ptr<const mac::AttributedStringCoder::EncodedString> encoded(
-      mac::AttributedStringCoder::Encode(string));
-  Send(new TextInputClientReplyMsg_GotStringForRange(routing_id(),
-      *encoded.get()));
-#else
-  NOTIMPLEMENTED();
-#endif
-}
-
 }  // namespace content