Connect SparseHistogram with the rest of stats system

content/common/child_histogram_message_filter.h

 // Copyright (c) 2012 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_COMMOM_CHILD_HISTOGRAM_MESSAGE_FILTER_H_
 #define CONTENT_COMMOM_CHILD_HISTOGRAM_MESSAGE_FILTER_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 20 matching lines @@
   virtual void OnFilterAdded(IPC::Channel* channel) OVERRIDE;
   virtual void OnFilterRemoved() OVERRIDE;
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   void SendHistograms(int sequence_number);
 
   // HistogramFlattener interface (override) methods.
   virtual void RecordDelta(const base::HistogramBase& histogram,
                            const base::HistogramSamples& snapshot) OVERRIDE;
   virtual void InconsistencyDetected(
-      base::Histogram::Inconsistencies problem) OVERRIDE;
+      base::HistogramBase::Inconsistency problem) OVERRIDE;
   virtual void UniqueInconsistencyDetected(
-      base::Histogram::Inconsistencies problem) OVERRIDE;
+      base::HistogramBase::Inconsistency problem) OVERRIDE;
   virtual void InconsistencyDetectedInLoggedCount(int amount) OVERRIDE;
 
  private:
   typedef std::vector<std::string> HistogramPickledList;
 
   virtual ~ChildHistogramMessageFilter();
 
   // Message handlers.
   virtual void OnGetChildHistogramData(int sequence_number);
 
   // Extract snapshot data and then send it off the the Browser process.
   // Send only a delta to what we have already sent.
   void UploadAllHistograms(int sequence_number);
 
   IPC::Channel* channel_;
 
   // Collection of histograms to send to the browser.
   HistogramPickledList pickled_histograms_;
 
   // |histogram_snapshot_manager_| prepares histogram deltas for transmission.
   base::HistogramSnapshotManager histogram_snapshot_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(ChildHistogramMessageFilter);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMOM_CHILD_HISTOGRAM_MESSAGE_FILTER_H_