Make callers of CommandLine use it via the base:: namespace.

chrome/browser/search/search_android_unittest.cc

 // Copyright 2014 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/search/search.h"
 
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/statistics_recorder.h"
@@ skipping 52 matching lines @@
 
 TEST_F(SearchUtilTest, ShouldPrefetchSearchResults_DisabledViaFieldTrials) {
   ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial(
       "EmbeddedSearch",
       "Group1 espv:2 prefetch_results:0"));
   EXPECT_FALSE(ShouldPrefetchSearchResults());
   EXPECT_EQ(2ul, EmbeddedSearchPageVersion());
 }
 
 TEST_F(SearchUtilTest, ShouldPrefetchSearchResults_EnabledViaCommandLine) {
-  CommandLine::ForCurrentProcess()->AppendSwitch(
+  base::CommandLine::ForCurrentProcess()->AppendSwitch(
       switches::kPrefetchSearchResults);
   // Command-line enable should override Finch.
   ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial(
       "EmbeddedSearch", "Group1 espv:2 prefetch_results:0"));
   EXPECT_TRUE(ShouldPrefetchSearchResults());
   EXPECT_EQ(2ul, EmbeddedSearchPageVersion());
 }
 
 TEST_F(SearchUtilTest,
        ShouldReuseInstantSearchBasePage_PrefetchResultsFlagDisabled) {
@@ skipping 17 matching lines @@
   ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial(
       "EmbeddedSearch",
       "Group1 espv:2 prefetch_results:1 reuse_instant_search_base_page:0"));
   EXPECT_FALSE(ShouldReuseInstantSearchBasePage());
   EXPECT_EQ(2ul, EmbeddedSearchPageVersion());
 }
 
 }  // namespace
 
 }  // namespace chrome