Revert 70618 - First pass at adding http/backend cache events to the NetLog. ...

chrome/browser/net/passive_log_collector.h

Index: chrome/browser/net/passive_log_collector.h
===================================================================
--- chrome/browser/net/passive_log_collector.h	(revision 70618)
+++ chrome/browser/net/passive_log_collector.h	(working copy)
@@ -304,22 +304,6 @@
     DISALLOW_COPY_AND_ASSIGN(DNSJobTracker);
   };
 
-  // Tracks the log entries for the last seen SOURCE_DISK_CACHE_ENTRY.
-  class DiskCacheEntryTracker : public SourceTracker {
-   public:
-    static const size_t kMaxNumSources;
-    static const size_t kMaxGraveyardSize;
-
-    DiskCacheEntryTracker();
-
-   protected:
-    virtual Action DoAddEntry(const ChromeNetLog::Entry& entry,
-                              SourceInfo* out_info);
-
-   private:
-    DISALLOW_COPY_AND_ASSIGN(DiskCacheEntryTracker);
-  };
-
   PassiveLogCollector();
   ~PassiveLogCollector();
 
@@ -356,7 +340,6 @@
   SpdySessionTracker spdy_session_tracker_;
   DNSRequestTracker dns_request_tracker_;
   DNSJobTracker dns_job_tracker_;
-  DiskCacheEntryTracker disk_cache_entry_tracker_;
 
   // This array maps each NetLog::SourceType to one of the tracker instances
   // defined above. Use of this array avoid duplicating the list of trackers