Fixed channel switch when user decides to switch to another channel in

chrome/browser/ui/webui/help/version_updater_chromeos.h

Index: chrome/browser/ui/webui/help/version_updater_chromeos.h
diff --git a/chrome/browser/ui/webui/help/version_updater_chromeos.h b/chrome/browser/ui/webui/help/version_updater_chromeos.h
index bfdee79df091d2ee082631bfd251bbf22c2a8099..0d05b065793ad59a6f05c2ad6a0bd3ef1514f4c2 100644
--- a/chrome/browser/ui/webui/help/version_updater_chromeos.h
+++ b/chrome/browser/ui/webui/help/version_updater_chromeos.h
@@ -31,6 +31,10 @@ class VersionUpdaterCros : public VersionUpdater,
   VersionUpdaterCros();
   virtual ~VersionUpdaterCros();
 
+  // Returns whether an update is allowed. If not, it calls the callback with
+  // the appropriate status. May be overridden in tests.
+  virtual bool EnsureCanUpdate(const StatusCallback& callback);
+
  private:
   // UpdateEngineClient::Observer implementation.
   virtual void UpdateStatusChanged(
@@ -45,6 +49,9 @@ class VersionUpdaterCros : public VersionUpdater,
   // Last state received via UpdateStatusChanged().
   chromeos::UpdateEngineClient::UpdateStatusOperation last_operation_;
 
+  // True if an update check should be scheduled when the update engine is idle.
+  bool check_for_update_when_idle_;
+
   base::WeakPtrFactory<VersionUpdaterCros> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(VersionUpdaterCros);