Extract a minimal subset of WebDialogUI/WebDialogDelegate from src/chrome -> src/ui/web_dialogs

chrome/browser/ui/webui/constrained_web_dialog_delegate_base.h

Index: chrome/browser/ui/webui/constrained_web_dialog_delegate_base.h
===================================================================
--- chrome/browser/ui/webui/constrained_web_dialog_delegate_base.h	(revision 135175)
+++ chrome/browser/ui/webui/constrained_web_dialog_delegate_base.h	(working copy)
@@ -9,17 +9,21 @@
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/browser/ui/webui/constrained_web_dialog_ui.h"
-#include "chrome/browser/ui/webui/web_dialog_web_contents_delegate.h"
-#include "chrome/browser/ui/webui/web_dialog_ui.h"
+#include "chrome/browser/ui/webui/chrome_web_dialog_web_contents_delegate.h"
+#include "ui/web_dialogs/web_dialog_ui.h"
 
+namespace web_dialogs {
+  class WebDialogDelegate;
+}
+
 // Platform-agnostic base implementation of ConstrainedWebDialogDelegate.
 class ConstrainedWebDialogDelegateBase
     : public ConstrainedWebDialogDelegate,
-      public WebDialogWebContentsDelegate {
+      public ChromeWebDialogWebContentsDelegate {
  public:
   ConstrainedWebDialogDelegateBase(
       Profile* profile,
-      WebDialogDelegate* delegate,
+      web_dialogs::WebDialogDelegate* delegate,
       WebDialogWebContentsDelegate* tab_delegate);
   virtual ~ConstrainedWebDialogDelegateBase();
 
@@ -27,9 +31,9 @@
   bool closed_via_webui() const;
 
   // ConstrainedWebDialogDelegate interface.
-  virtual const WebDialogDelegate* 
+  virtual const web_dialogs::WebDialogDelegate*
       GetWebDialogDelegate() const OVERRIDE;
-  virtual WebDialogDelegate* GetWebDialogDelegate() OVERRIDE;
+  virtual web_dialogs::WebDialogDelegate* GetWebDialogDelegate() OVERRIDE;
   virtual void OnDialogCloseFromWebUI() OVERRIDE;
   virtual void ReleaseTabContentsOnDialogClose() OVERRIDE;
   virtual ConstrainedWindow* window() OVERRIDE;
@@ -41,10 +45,10 @@
 
  protected:
   void set_override_tab_delegate(
-      WebDialogWebContentsDelegate* override_tab_delegate);
+      web_dialogs::WebDialogWebContentsDelegate* override_tab_delegate);
 
  private:
-  WebDialogDelegate* web_dialog_delegate_;
+  web_dialogs::WebDialogDelegate* web_dialog_delegate_;
 
   // The constrained window that owns |this|. Saved so we can close it later.
   ConstrainedWindow* window_;
@@ -59,7 +63,7 @@
   // If true, release |tab_| on close instead of destroying it.
   bool release_tab_on_close_;
 
-  scoped_ptr<WebDialogWebContentsDelegate> override_tab_delegate_;
+  scoped_ptr<web_dialogs::WebDialogWebContentsDelegate> override_tab_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(ConstrainedWebDialogDelegateBase);
 };