Hide knowledge of webkit::ppapi::PluginDelegate from chrome. This is part of moving ppapi implement…

chrome/browser/ui/pdf/pdf_tab_helper.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 "chrome/browser/ui/pdf/pdf_tab_helper.h"
 
+#include "chrome/browser/download/download_util.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/omnibox/location_bar.h"
 #include "chrome/browser/ui/pdf/open_pdf_in_reader_prompt_delegate.h"
 #include "chrome/browser/ui/pdf/pdf_unsupported_feature.h"
+#include "chrome/browser/ui/tab_contents/core_tab_helper.h"
 #include "chrome/common/render_messages.h"
 #include "content/public/browser/navigation_details.h"
 
 DEFINE_WEB_CONTENTS_USER_DATA_KEY(PDFTabHelper);
 
 PDFTabHelper::PDFTabHelper(content::WebContents* web_contents)
     : content::WebContentsObserver(web_contents) {
 }
 
 PDFTabHelper::~PDFTabHelper() {
 }
 
 void PDFTabHelper::ShowOpenInReaderPrompt(
     scoped_ptr<OpenPDFInReaderPromptDelegate> prompt) {
   open_in_reader_prompt_ = prompt.Pass();
   UpdateLocationBar();
 }
 
 bool PDFTabHelper::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(PDFTabHelper, message)
     IPC_MESSAGE_HANDLER(ChromeViewHostMsg_PDFHasUnsupportedFeature,
-                        OnPDFHasUnsupportedFeature)
+                        OnHasUnsupportedFeature)
+    IPC_MESSAGE_HANDLER(ChromeViewHostMsg_PDFSaveURLAs, OnSaveURLAs)
+    IPC_MESSAGE_HANDLER(ChromeViewHostMsg_PDFUpdateContentRestrictions,
+                        OnUpdateContentRestrictions)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 void PDFTabHelper::DidNavigateMainFrame(
     const content::LoadCommittedDetails& details,
     const content::FrameNavigateParams& params) {
   if (open_in_reader_prompt_.get() &&
       open_in_reader_prompt_->ShouldExpire(details)) {
@@ skipping 11 matching lines @@
   if (!window)
     return;
 
   LocationBar* location_bar = window->GetLocationBar();
   if (!location_bar)
     return;
 
   location_bar->UpdateOpenPDFInReaderPrompt();
 }
 
-void PDFTabHelper::OnPDFHasUnsupportedFeature() {
+void PDFTabHelper::OnHasUnsupportedFeature() {
   PDFHasUnsupportedFeature(web_contents());
 }
+
+void PDFTabHelper::OnSaveURLAs(const GURL& url,
+                               const content::Referrer& referrer) {
+  download_util::RecordDownloadSource(download_util::INITIATED_BY_PDF_SAVE);
+  web_contents()->SaveFrame(url, referrer);
+}
+
+void PDFTabHelper::OnUpdateContentRestrictions(int content_restrictions) {
+  CoreTabHelper* core_tab_helper =
+      CoreTabHelper::FromWebContents(web_contents());
+  core_tab_helper->UpdateContentRestrictions(content_restrictions);
+}