Cleanup: Better constify some strings in chrome/browser/{chromeos,extensions}.

chrome/browser/chromeos/proxy_config_service_impl_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.
 
 #include "chrome/browser/chromeos/proxy_config_service_impl.h"
 
 #include <vector>
 
 #include "base/format_macros.h"
 #include "base/json/json_writer.h"
@@ skipping 186 matching lines @@
     // Expected result.
     false,                          // auto_detect
     GURL(),                         // pac_url
     net::ProxyRulesExpectation::Single(  // proxy_rules
         "www.google.com:80",             // single proxy
         // bypass_rules
         "*.google.com,*foo.com:99,1.2.3.4:22,127.0.0.1/8,<local>"),
   },
 };  // tests
 
-const char* kUserProfilePath = "user_profile";
+const char kUserProfilePath[] = "user_profile";
 
 }  // namespace
 
 class ProxyConfigServiceImplTest : public testing::Test {
  protected:
   ProxyConfigServiceImplTest()
       : ui_thread_(BrowserThread::UI, &loop_),
         io_thread_(BrowserThread::IO, &loop_) {}
 
   virtual void SetUp() {
@@ skipping 227 matching lines @@
     pref_service_.RemoveRecommendedPref(prefs::kProxy);
     SyncGetLatestProxyConfig(&actual_config);
     EXPECT_EQ(network_params.auto_detect, actual_config.auto_detect());
     EXPECT_EQ(network_params.pac_url, actual_config.pac_url());
     EXPECT_TRUE(network_params.proxy_rules.Matches(
         actual_config.proxy_rules()));
   }
 }
 
 }  // namespace chromeos