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

chrome/browser/extensions/activity_log/activity_actions.cc

 // Copyright (c) 2013 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/activity_log/activity_actions.h"
 
 #include <algorithm>  // for std::find.
 #include <string>
 
 #include "base/command_line.h"
@@ skipping 20 matching lines @@
 #include "url/gurl.h"
 
 namespace constants = activity_log_constants;
 
 namespace extensions {
 
 namespace {
 
 // The "Extensions.PossibleAdInjection2" metric uses different Rappor
 // parameters than the original metric.
-const char* kExtensionAdInjectionRapporMetricName =
+const char kExtensionAdInjectionRapporMetricName[] =
     "Extensions.PossibleAdInjection2";
 
 const char kBlinkSetAttributeEvent[] = "blinkSetAttribute";
 const char kBlinkAddElementEvent[] = "blinkAddElement";
 
 const char kIframe[] = "iframe";
 const char kAnchor[] = "a";
 const char kScript[] = "script";
 
 const char kSrc[] = "src";
@@ skipping 493 matching lines @@
     std::string rhs_other = ActivityLogPolicy::Util::Serialize(rhs->other());
     if (lhs_other != rhs_other)
       return lhs_other < rhs_other;
   }
 
   // All fields compare as equal if this point is reached.
   return false;
 }
 
 }  // namespace extensions