DevTools: Show decoded body length for network requests on timeline.

third_party/WebKit/Source/core/loader/FrameFetchContext.h

 /*
  * Copyright (C) 2013 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 89 matching lines @@
   void dispatchDidReceiveData(unsigned long identifier,
                               const char* data,
                               int dataLength) override;
   void dispatchDidReceiveEncodedData(unsigned long identifier,
                                      int encodedDataLength) override;
   void dispatchDidDownloadData(unsigned long identifier,
                                int dataLength,
                                int encodedDataLength) override;
   void dispatchDidFinishLoading(unsigned long identifier,
                                 double finishTime,
-                                int64_t encodedDataLength) override;
+                                int64_t encodedDataLength,
+                                int64_t decodedBodyLength) override;
   void dispatchDidFail(unsigned long identifier,
                        const ResourceError&,
                        int64_t encodedDataLength,
                        bool isInternalRequest) override;
 
   bool shouldLoadNewResource(Resource::Type) const override;
   void willStartLoadingResource(unsigned long identifier,
                                 ResourceRequest&,
                                 Resource::Type,
                                 const AtomicString& fetchInitiatorName,
@@ skipping 82 matching lines @@
   // FIXME: Oilpan: Ideally this should just be a traced Member but that will
   // currently leak because ComputedStyle and its data are not on the heap.
   // See crbug.com/383860 for details.
   WeakMember<Document> m_document;
   Member<DocumentLoader> m_documentLoader;
 };
 
 }  // namespace blink
 
 #endif