Request uncompressed images from data reduction proxy when saving.

chrome/browser/renderer_context_menu/render_view_context_menu.cc

 // Copyright 2014 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/renderer_context_menu/render_view_context_menu.h"
 
 #include <algorithm>
 #include <set>
 #include <utility>
 
@@ skipping 677 matching lines @@
           IDS_CONTENT_CONTEXT_COPYLINKLOCATION);
 }
 
 void RenderViewContextMenu::AppendImageItems() {
   menu_model_.AddItemWithStringId(IDC_CONTENT_CONTEXT_SAVEIMAGEAS,
                                   IDS_CONTENT_CONTEXT_SAVEIMAGEAS);
   menu_model_.AddItemWithStringId(IDC_CONTENT_CONTEXT_COPYIMAGELOCATION,
                                   IDS_CONTENT_CONTEXT_COPYIMAGELOCATION);
   menu_model_.AddItemWithStringId(IDC_CONTENT_CONTEXT_COPYIMAGE,
                                   IDS_CONTENT_CONTEXT_COPYIMAGE);
-  if (!browser_context_->IsOffTheRecord() &&
+  DataReductionProxyChromeSettings* settings =
       DataReductionProxyChromeSettingsFactory::GetForBrowserContext(
-          browser_context_)->CanUseDataReductionProxy(params_.src_url)) {
+          browser_context_);
+  if (settings && settings->CanUseDataReductionProxy(params_.src_url)) {
     menu_model_.AddItemWithStringId(
         IDC_CONTENT_CONTEXT_OPEN_ORIGINAL_IMAGE_NEW_TAB,
         IDS_CONTENT_CONTEXT_OPEN_ORIGINAL_IMAGE_NEW_TAB);
   } else {
     menu_model_.AddItemWithStringId(IDC_CONTENT_CONTEXT_OPENIMAGENEWTAB,
                                     IDS_CONTENT_CONTEXT_OPENIMAGENEWTAB);
   }
 }
 
 void RenderViewContextMenu::AppendSearchWebForImageItems() {
@@ skipping 672 matching lines @@
           params_.src_url.is_empty();
       if (params_.media_type == WebContextMenuData::MediaTypeCanvas ||
           (params_.media_type == WebContextMenuData::MediaTypeImage &&
               is_large_data_url)) {
         source_web_contents_->GetRenderViewHost()->SaveImageAt(
           params_.x, params_.y);
       } else {
         RecordDownloadSource(DOWNLOAD_INITIATED_BY_CONTEXT_MENU);
         const GURL& url = params_.src_url;
         content::Referrer referrer = CreateSaveAsReferrer(url, params_);
-        source_web_contents_->SaveFrame(url, referrer);
+
+        std::string headers;
+        DataReductionProxyChromeSettings* settings =
+            DataReductionProxyChromeSettingsFactory::GetForBrowserContext(
+                browser_context_);
+        if (params_.media_type == WebContextMenuData::MediaTypeImage &&
+            settings && settings->CanUseDataReductionProxy(params_.src_url)) {
+          headers = data_reduction_proxy::kDataReductionPassThroughHeader;
+        }
+
+        source_web_contents_->SaveFrameWithHeaders(url, referrer, headers);
       }
       break;
     }
 
     case IDC_CONTENT_CONTEXT_COPYLINKLOCATION:
       WriteURLToClipboard(params_.unfiltered_link_url);
       break;
 
     case IDC_CONTENT_CONTEXT_COPYIMAGELOCATION:
     case IDC_CONTENT_CONTEXT_COPYAVLOCATION:
@@ skipping 400 matching lines @@
   source_web_contents_->GetRenderViewHost()->
       ExecuteMediaPlayerActionAtLocation(location, action);
 }
 
 void RenderViewContextMenu::PluginActionAt(
     const gfx::Point& location,
     const WebPluginAction& action) {
   source_web_contents_->GetRenderViewHost()->
       ExecutePluginActionAtLocation(location, action);
 }