Cleanup: Convert const char* kFoo to const char kFoo[].

extensions/common/features/behavior_feature.h

Index: extensions/common/features/behavior_feature.h
diff --git a/extensions/common/features/behavior_feature.h b/extensions/common/features/behavior_feature.h
index cddbe8f31734881ded62f7dccab91f984e180af4..7e9a5f19bb99c40bb911883e941e1eaf2778c9b2 100644
--- a/extensions/common/features/behavior_feature.h
+++ b/extensions/common/features/behavior_feature.h
@@ -19,10 +19,10 @@ namespace extensions {
 class BehaviorFeature : public SimpleFeature {
  public:
   // Constants corresponding to keys in _behavior_features.json.
-  static const char* const kServiceWorker;
-  static const char* const kWhitelistedForIncognito;
-  static const char* const kDoNotSync;
-  static const char* const kZoomWithoutBubble;
+  static const char kServiceWorker[];
+  static const char kWhitelistedForIncognito[];
+  static const char kDoNotSync[];
+  static const char kZoomWithoutBubble[];
 };
 
 }  // namespace extensions