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

chrome/browser/printing/print_preview_tab_controller.cc

Index: chrome/browser/printing/print_preview_tab_controller.cc
===================================================================
--- chrome/browser/printing/print_preview_tab_controller.cc	(revision 135175)
+++ chrome/browser/printing/print_preview_tab_controller.cc	(working copy)
@@ -23,8 +23,7 @@
 #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/print_preview/print_preview_ui.h"
-#include "chrome/browser/ui/webui/web_dialog_delegate.h"
-#include "chrome/browser/ui/webui/web_dialog_web_contents_delegate.h"
+#include "chrome/browser/ui/webui/chrome_web_dialog_web_contents_delegate.h"
 #include "chrome/common/chrome_content_client.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/url_constants.h"
@@ -38,6 +37,8 @@
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/render_view_host_delegate.h"
 #include "content/public/browser/web_contents.h"
+#include "ui/web_dialogs/web_dialog_delegate.h"
+#include "ui/web_dialogs/web_dialog_ui.h"
 #include "webkit/plugins/webplugininfo.h"
 
 using content::NavigationController;
@@ -57,7 +58,7 @@
 
 // WebDialogDelegate that specifies what the print preview dialog
 // will look like.
-class PrintPreviewTabDelegate : public WebDialogDelegate {
+class PrintPreviewTabDelegate : public web_dialogs::WebDialogDelegate {
  public:
   explicit PrintPreviewTabDelegate(TabContentsWrapper* initiator_tab);
   virtual ~PrintPreviewTabDelegate();
@@ -149,7 +150,8 @@
 
 // WebContentsDelegate that forwards shortcut keys in the print preview
 // renderer to the browser.
-class PrintPreviewWebContentDelegate : public WebDialogWebContentsDelegate {
+class PrintPreviewWebContentDelegate
+    : public ChromeWebDialogWebContentsDelegate {
  public:
   PrintPreviewWebContentDelegate(Profile* profile,
                                  TabContentsWrapper* initiator_tab);
@@ -168,7 +170,7 @@
 PrintPreviewWebContentDelegate::PrintPreviewWebContentDelegate(
     Profile* profile,
     TabContentsWrapper* initiator_tab)
-    : WebDialogWebContentsDelegate(profile),
+    : ChromeWebDialogWebContentsDelegate(profile),
       tab_(initiator_tab) {}
 
 PrintPreviewWebContentDelegate::~PrintPreviewWebContentDelegate() {}
@@ -428,7 +430,7 @@
 
   // |web_dialog_ui_delegate| deletes itself in
   // PrintPreviewTabDelegate::OnDialogClosed().
-  WebDialogDelegate* web_dialog_delegate =
+  web_dialogs::WebDialogDelegate* web_dialog_delegate =
       new PrintPreviewTabDelegate(initiator_tab);
   // |web_tab_content_delegate|'s owner is |constrained_web_ui_delegate|.
   PrintPreviewWebContentDelegate* pp_wcd =