Add LOCAL_ prefix to non-UMA histogram macros.

base/metrics/histogram_unittest.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.
 
 // Test of Histogram class
 
 #include <climits>
 #include <algorithm>
 #include <vector>
 
@@ skipping 47 matching lines @@
   EXPECT_TRUE(linear_histogram);
 
   vector<int> custom_ranges;
   custom_ranges.push_back(1);
   custom_ranges.push_back(5);
   HistogramBase* custom_histogram = CustomHistogram::FactoryGet(
       "TestCustomHistogram", custom_ranges, HistogramBase::kNoFlags);
   EXPECT_TRUE(custom_histogram);
 
   // Use standard macros (but with fixed samples)
-  HISTOGRAM_TIMES("Test2Histogram", TimeDelta::FromDays(1));
-  HISTOGRAM_COUNTS("Test3Histogram", 30);
+  LOCAL_HISTOGRAM_TIMES("Test2Histogram", TimeDelta::FromDays(1));
+  LOCAL_HISTOGRAM_COUNTS("Test3Histogram", 30);
 
-  DHISTOGRAM_TIMES("Test4Histogram", TimeDelta::FromDays(1));
-  DHISTOGRAM_COUNTS("Test5Histogram", 30);
-
-  HISTOGRAM_ENUMERATION("Test6Histogram", 129, 130);
+  LOCAL_HISTOGRAM_ENUMERATION("Test6Histogram", 129, 130);
 }
 
 // Check that the macro correctly matches histograms by name and records their
 // data together.
 TEST_F(HistogramTest, NameMatchTest) {
-  HISTOGRAM_PERCENTAGE("DuplicatedHistogram", 10);
-  HISTOGRAM_PERCENTAGE("DuplicatedHistogram", 10);
+  LOCAL_HISTOGRAM_PERCENTAGE("DuplicatedHistogram", 10);
+  LOCAL_HISTOGRAM_PERCENTAGE("DuplicatedHistogram", 10);
   HistogramBase* histogram = LinearHistogram::FactoryGet(
       "DuplicatedHistogram", 1, 101, 102, HistogramBase::kNoFlags);
 
   scoped_ptr<HistogramSamples> samples = histogram->SnapshotSamples();
   EXPECT_EQ(2, samples->TotalCount());
   EXPECT_EQ(2, samples->GetCount(10));
 }
 
 TEST_F(HistogramTest, ExponentialRangesTest) {
   // Check that we got a nice exponential when there was enough rooom.
@@ skipping 418 matching lines @@
   // CustomHistogram needs at least 1 valid range.
   custom_ranges.clear();
   custom_ranges.push_back(0);
   EXPECT_DEATH(CustomHistogram::FactoryGet("BadRangesCustom3", custom_ranges,
                                            HistogramBase::kNoFlags),
                "");
 }
 #endif
 
 }  // namespace base