Add LOCAL_ prefix to non-UMA histogram macros.

chrome/browser/history/history_backend.cc

 // 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.
 
 #include "chrome/browser/history/history_backend.h"
 
 #include <algorithm>
 #include <functional>
 #include <list>
 #include <map>
@@ skipping 684 matching lines @@
   if (thumbnail_db_) {
     android_provider_backend_.reset(
         new AndroidProviderBackend(GetAndroidCacheFileName(),
                                    db_.get(),
                                    thumbnail_db_.get(),
                                    history_client_,
                                    delegate_.get()));
   }
 #endif
 
-  HISTOGRAM_TIMES("History.InitTime",
-                  TimeTicks::Now() - beginning_time);
+  LOCAL_HISTOGRAM_TIMES("History.InitTime", TimeTicks::Now() - beginning_time);
 }
 
 void HistoryBackend::OnMemoryPressure(
     base::MemoryPressureListener::MemoryPressureLevel memory_pressure_level) {
   bool trim_aggressively = memory_pressure_level ==
       base::MemoryPressureListener::MEMORY_PRESSURE_CRITICAL;
   if (db_)
     db_->TrimMemory(trim_aggressively);
   if (thumbnail_db_)
     thumbnail_db_->TrimMemory(trim_aggressively);
@@ skipping 872 matching lines @@
                                        &bitmap_result.bitmap_data,
                                        &bitmap_result.pixel_size)) {
     return;
   }
 
   bitmap_result.expired = (Time::Now() - last_updated) >
       TimeDelta::FromDays(kFaviconRefetchDays);
   if (bitmap_result.is_valid())
     *favicon_bitmap_result = bitmap_result;
 
-  HISTOGRAM_TIMES("History.GetLargestFaviconForURL",
-                  TimeTicks::Now() - beginning_time);
+  LOCAL_HISTOGRAM_TIMES("History.GetLargestFaviconForURL",
+                        TimeTicks::Now() - beginning_time);
 }
 
 void HistoryBackend::GetFaviconsForURL(
     const GURL& page_url,
     int icon_types,
     const std::vector<int>& desired_sizes,
     std::vector<favicon_base::FaviconRawBitmapResult>* bitmap_results) {
   DCHECK(bitmap_results);
   GetFaviconsFromDB(page_url, icon_types, desired_sizes, bitmap_results);
 }
@@ skipping 1143 matching lines @@
   int rank = kPageVisitStatsMaxTopSites;
   std::map<GURL, int>::const_iterator it = most_visited_urls_map_.find(url);
   if (it != most_visited_urls_map_.end())
     rank = (*it).second;
   UMA_HISTOGRAM_ENUMERATION("History.TopSitesVisitsByRank",
                             rank, kPageVisitStatsMaxTopSites + 1);
 }
 #endif
 
 }  // namespace history