Sets correct ActivityLog enabled status to the first renderer process

chrome/browser/extensions/activity_log/activity_log.h

Index: chrome/browser/extensions/activity_log/activity_log.h
diff --git a/chrome/browser/extensions/activity_log/activity_log.h b/chrome/browser/extensions/activity_log/activity_log.h
index 2a4e491b266ffca100f0af4f15a748b460138e8e..9f3e7bcdcdcb8678bb1aa5ad870f68647f0828d8 100644
--- a/chrome/browser/extensions/activity_log/activity_log.h
+++ b/chrome/browser/extensions/activity_log/activity_log.h
@@ -29,6 +29,10 @@
 class Profile;
 using content::BrowserThread;
 
+namespace user_prefs {
+class PrefRegistrySyncable;
+}
+
 namespace extensions {
 class Extension;
 class ActivityLogPolicy;
@@ -145,6 +149,8 @@ class ActivityLog : public BrowserContextKeyedService,
   // BrowserContextKeyedService
   virtual void Shutdown() OVERRIDE;
 
+  static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
+
  private:
   friend class ActivityLogFactory;
   friend class ActivityLogTest;
@@ -153,9 +159,9 @@ class ActivityLog : public BrowserContextKeyedService,
   explicit ActivityLog(Profile* profile);
   virtual ~ActivityLog();
 
-  // Some setup needs to wait until after the ExtensionSystem/ExtensionService
-  // are done with their own setup.
-  void Init();
+  // Delayed initialization of Install Tracker which waits until after the
+  // ExtensionSystem/ExtensionService are done with their own setup.
+  void InitInstallTracker();
 
   // We log callbacks and API calls very similarly, so we handle them the same
   // way internally.
@@ -198,7 +204,6 @@ class ActivityLog : public BrowserContextKeyedService,
 
   Profile* profile_;
   bool enabled_;  // Whether logging is currently enabled.
-  bool initialized_;  // Whether Init() has already been called.
   bool policy_chosen_;  // Whether we've already set the default policy.
   // testing_mode_ controls whether to log API call arguments. By default, we
   // don't log most arguments to avoid saving too much data. In testing mode,
@@ -215,6 +220,10 @@ class ActivityLog : public BrowserContextKeyedService,
   // added or removed, enabled_ may change.
   InstallTracker* tracker_;
 
+  // Set if the ActivityLog extension is present and active. Maintained by
+  // kActivityLogExtensionActive pref variable.
+  bool activity_log_extension_active_;
+
   DISALLOW_COPY_AND_ASSIGN(ActivityLog);
 };