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

chrome/browser/extensions/extension_warning_badge_service_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/extensions/extension_warning_badge_service.h"
 
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/global_error/global_error_service.h"
 #include "chrome/browser/ui/global_error/global_error_service_factory.h"
@@ skipping 35 matching lines @@
   WarningService* warning_service_;
 };
 
 bool HasBadge(Profile* profile) {
   GlobalErrorService* service =
       GlobalErrorServiceFactory::GetForProfile(profile);
   return service->GetGlobalErrorByMenuItemCommandID(IDC_EXTENSION_ERRORS) !=
       NULL;
 }
 
-const char* ext1_id = "extension1";
-const char* ext2_id = "extension2";
+const char ext1_id[] = "extension1";
+const char ext2_id[] = "extension2";
 
 }  // namespace
 
 // Check that no badge appears if it has been suppressed for a specific
 // warning.
 TEST(ExtensionWarningBadgeServiceTest, SuppressBadgeForCurrentWarnings) {
   TestingProfile profile;
   TestExtensionWarningSet warnings(&profile);
   TestExtensionWarningBadgeService badge_service(&profile, &warnings);
   warnings.AddObserver(&badge_service);
@@ skipping 17 matching lines @@
   EXPECT_FALSE(HasBadge(&profile));
 
   // Set second warning and verify that it shows a badge.
   warnings.AddWarning(Warning::CreateNetworkConflictWarning(ext2_id));
   EXPECT_TRUE(HasBadge(&profile));
 
   warnings.RemoveObserver(&badge_service);
 }
 
 }   // namespace extensions