Report frequency of single page app navigations to UMA

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 1713 matching lines @@
       // We're in a middle of a reload. The FrameLoadType is propagated to its
       // children only if it is a ReloadBypassingCache, else it becomes a
       // standard load.
       case kFrameLoadTypeReload:
         break;
       case kFrameLoadTypeReloadBypassingCache:
         child_load_type = kFrameLoadTypeReloadBypassingCache;
         new_request.GetResourceRequest().SetCachePolicy(
             WebCachePolicy::kBypassingCache);
         break;
+      case kFrameLoadTypeCount: {
+      }
     }
   }
 
   webframe_child->GetFrame()->Loader().Load(new_request, child_load_type,
                                             child_item);
 
   // Note a synchronous navigation (about:blank) would have already processed
   // onload, so it is possible for the child frame to have already been
   // detached by script in the page.
   if (!webframe_child->Parent())
@@ skipping 858 matching lines @@
 TextCheckerClient& WebLocalFrameImpl::GetTextCheckerClient() const {
   return *text_checker_client_;
 }
 
 void WebLocalFrameImpl::SetTextCheckClient(
     WebTextCheckClient* text_check_client) {
   text_check_client_ = text_check_client;
 }
 
 }  // namespace blink