Consistently use LoFi for an entire page

content/browser/frame_host/render_frame_host_impl.cc

 // Copyright 2013 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 "content/browser/frame_host/render_frame_host_impl.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/containers/hash_tables.h"
 #include "base/lazy_instance.h"
@@ skipping 1718 matching lines @@
   // done here either.
   if (!common_params.url.SchemeIs(url::kJavaScriptScheme))
     frame_tree_node_->DidStartLoading(true);
 }
 
 void RenderFrameHostImpl::NavigateToInterstitialURL(const GURL& data_url) {
   DCHECK(data_url.SchemeIs(url::kDataScheme));
   CommonNavigationParams common_params(
       data_url, Referrer(), ui::PAGE_TRANSITION_LINK,
       FrameMsg_Navigate_Type::NORMAL, false, false, base::TimeTicks::Now(),
-      FrameMsg_UILoadMetricsReportType::NO_REPORT, GURL(), GURL());
+      FrameMsg_UILoadMetricsReportType::NO_REPORT, GURL(), GURL(),
+      LOFI_UNSPECIFIED);

[nasko, 2015/10/15 16:54:43]

This should always be specified as OFF. Why would we ever want to navigate to an
interstitial page and load a LoFi version of it?!

[megjablon, 2015/10/19 22:13:49]

Done.

   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kEnableBrowserSideNavigation)) {
     CommitNavigation(nullptr, nullptr, common_params,
                      RequestNavigationParams());
   } else {
     Navigate(common_params, StartNavigationParams(), RequestNavigationParams());
   }
 }
 
 void RenderFrameHostImpl::OpenURL(const FrameHostMsg_OpenURL_Params& params,
@@ skipping 517 matching lines @@
             BrowserPluginInstanceIDToAXTreeID(value)));
         break;
       case AX_CONTENT_INT_ATTRIBUTE_LAST:
         NOTREACHED();
         break;
     }
   }
 }
 
 }  // namespace content