Rename WebApplicationCacheHostImpl::IsNewMasterEntry enum to not use YES/NO.

content/child/appcache/web_application_cache_host_impl.h

 // 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.
 
 #ifndef CONTENT_CHILD_APPCACHE_WEB_APPLICATION_CACHE_HOST_IMPL_H_
 #define CONTENT_CHILD_APPCACHE_WEB_APPLICATION_CACHE_HOST_IMPL_H_
 
 #include <string>
 
 #include "content/common/appcache_interfaces.h"
@@ skipping 39 matching lines @@
   void didReceiveResponseForMainResource(const blink::WebURLResponse&) override;
   void didReceiveDataForMainResource(const char* data, unsigned len) override;
   void didFinishLoadingMainResource(bool success) override;
   blink::WebApplicationCacheHost::Status getStatus() override;
   bool startUpdate() override;
   bool swapCache() override;
   void getResourceList(blink::WebVector<ResourceInfo>* resources) override;
   void getAssociatedCacheInfo(CacheInfo* info) override;
 
  private:
-  enum IsNewMasterEntry {
-    MAYBE,
-    YES,
-    NO
-  };
+  enum IsNewMasterEntry { MAYBE_NEW_ENTRY, NEW_ENTRY, OLD_ENTRY };
 
   blink::WebApplicationCacheHostClient* client_;
   AppCacheBackend* backend_;
   int host_id_;
   AppCacheStatus status_;
   blink::WebURLResponse document_response_;
   GURL document_url_;
   bool is_scheme_supported_;
   bool is_get_method_;
   IsNewMasterEntry is_new_master_entry_;
   AppCacheInfo cache_info_;
   GURL original_main_resource_url_;  // Used to detect redirection.
   bool was_select_cache_called_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_APPCACHE_WEB_APPLICATION_CACHE_HOST_IMPL_H_