Redesigns the text input focus handling.

ui/views/controls/webview/webview.h

 // 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.
 
 #ifndef UI_VIEWS_CONTROLS_WEBVIEW_WEBVIEW_H_
 #define UI_VIEWS_CONTROLS_WEBVIEW_WEBVIEW_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/public/browser/web_contents_delegate.h"
@@ skipping 76 matching lines @@
   void set_allow_accelerators(bool allow_accelerators) {
     allow_accelerators_ = allow_accelerators;
   }
 
   // Sets the preferred size. If empty, View's implementation of
   // GetPreferredSize() is used.
   void SetPreferredSize(const gfx::Size& preferred_size);
 
   // Overridden from View:
   virtual const char* GetClassName() const OVERRIDE;
+  virtual ui::TextInputClient* GetTextInputClient() OVERRIDE;
 
  protected:
   // Overridden from View:
   virtual void OnBoundsChanged(const gfx::Rect& previous_bounds) OVERRIDE;
   virtual void ViewHierarchyChanged(
       const ViewHierarchyChangedDetails& details) OVERRIDE;
   virtual bool SkipDefaultKeyEventProcessing(
       const ui::KeyEvent& event) OVERRIDE;
   virtual bool IsFocusable() const OVERRIDE;
   virtual void OnFocus() OVERRIDE;
   virtual void AboutToRequestFocusFromTabTraversal(bool reverse) OVERRIDE;
   virtual void GetAccessibleState(ui::AXViewState* state) OVERRIDE;
   virtual gfx::NativeViewAccessible GetNativeViewAccessible() OVERRIDE;
   virtual gfx::Size GetPreferredSize() OVERRIDE;
 
   // Overridden from content::WebContentsDelegate:
   virtual void WebContentsFocused(content::WebContents* web_contents) OVERRIDE;
   virtual bool EmbedsFullscreenWidget() const OVERRIDE;
 
   // Overridden from content::WebContentsObserver:
+  virtual void RenderViewDeleted(
+      content::RenderViewHost* render_view_host) OVERRIDE;
   virtual void RenderViewHostChanged(
       content::RenderViewHost* old_host,
       content::RenderViewHost* new_host) OVERRIDE;
   virtual void DidShowFullscreenWidget(int routing_id) OVERRIDE;
   virtual void DidDestroyFullscreenWidget(int routing_id) OVERRIDE;
   virtual void DidToggleFullscreenModeForTab(bool entered_fullscreen) OVERRIDE;
   // Workaround for MSVC++ linker bug/feature that requires
   // instantiation of the inline IPC::Listener methods in all translation units.
   virtual void OnChannelConnected(int32 peer_id) OVERRIDE {}
   virtual void OnChannelError() OVERRIDE {}
 
  private:
   void AttachWebContents();
   void DetachWebContents();
   void ReattachForFullscreenChange(bool enter_fullscreen);
+  void NotifyMaybeTextInputClientChanged();
 
   // Create a regular or test web contents (based on whether we're running
   // in a unit test or not).
   content::WebContents* CreateWebContents(
       content::BrowserContext* browser_context);
 
   NativeViewHost* const holder_;
   // Non-NULL if |web_contents()| was created and is owned by this WebView.
   scoped_ptr<content::WebContents> wc_owner_;
   // When true, WebView auto-embeds fullscreen widgets as a child view.
   bool embed_fullscreen_widget_mode_enabled_;
   // Set to true while WebView is embedding a fullscreen widget view as a child
   // view instead of the normal WebContentsView render view. Note: This will be
   // false in the case of non-Flash fullscreen.
   bool is_embedding_fullscreen_widget_;
   content::BrowserContext* browser_context_;
   bool allow_accelerators_;
   gfx::Size preferred_size_;
 
   DISALLOW_COPY_AND_ASSIGN(WebView);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_WEBVIEW_WEBVIEW_H_