Extracting placeholder information from Webkit to Blimp

blimp/engine/session/blimp_engine_session.h

 // Copyright 2015 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.
 
 #ifndef BLIMP_ENGINE_SESSION_BLIMP_ENGINE_SESSION_H_
 #define BLIMP_ENGINE_SESSION_BLIMP_ENGINE_SESSION_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 133 matching lines @@
 
   // ui::InputMethodObserver overrides.
   void OnTextInputTypeChanged(const ui::TextInputClient* client) override;
   void OnFocus() override;
   void OnBlur() override;
   void OnCaretBoundsChanged(const ui::TextInputClient* client) override;
   void OnTextInputStateChanged(const ui::TextInputClient* client) override;
   void OnInputMethodDestroyed(const ui::InputMethod* input_method) override;
   void OnShowImeIfNeeded() override;
 
+  // Sends text input field related information to the client.
+  void FetchTextInputInfo(const std::string& text,
+                          const std::string& placeholder);
+
   // Sets up |new_contents| to be associated with the root window.
   void PlatformSetContents(std::unique_ptr<content::WebContents> new_contents,
                            const int target_tab_id);
 
   // Presents the client's single screen.
   // Screen should be deleted after browser context (crbug.com/613372).
   std::unique_ptr<BlimpScreen> screen_;
 
   // Content BrowserContext for this session.
   std::unique_ptr<BlimpBrowserContext> browser_context_;
@@ skipping 49 matching lines @@
 
   std::unique_ptr<ThreadPipeManager> thread_pipe_manager_;
 
   // Used to send TAB_CONTROL or NAVIGATION messages to client.
   std::unique_ptr<BlimpMessageProcessor> tab_control_message_sender_;
   std::unique_ptr<BlimpMessageProcessor> navigation_message_sender_;
 
   // TODO(haibinlu): Support more than one tab (crbug/547231)
   std::unique_ptr<Tab> tab_;
 
+  base::WeakPtrFactory<BlimpEngineSession> weak_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(BlimpEngineSession);
 };
 
 }  // namespace engine
 }  // namespace blimp
 
 #endif  // BLIMP_ENGINE_SESSION_BLIMP_ENGINE_SESSION_H_