Refactor BubbleDelegateView::use_focuseless()

ash/system/chromeos/network/network_state_list_detailed_view.cc

Index: ash/system/chromeos/network/network_state_list_detailed_view.cc
diff --git a/ash/system/chromeos/network/network_state_list_detailed_view.cc b/ash/system/chromeos/network/network_state_list_detailed_view.cc
index 3cdbe7c7aebd5eda1a15c9f6353606a54185c9c0..ed8a6e26bf565b0c84383650e36b48477e88a4c5 100644
--- a/ash/system/chromeos/network/network_state_list_detailed_view.cc
+++ b/ash/system/chromeos/network/network_state_list_detailed_view.cc
@@ -94,7 +94,7 @@ class NetworkStateListDetailedView::InfoBubble
              NetworkStateListDetailedView* detailed_view)
       : views::BubbleDelegateView(anchor, views::BubbleBorder::TOP_RIGHT),
         detailed_view_(detailed_view) {
-    set_use_focusless(true);
+    set_can_activate(false);
     set_parent_window(ash::Shell::GetContainer(
         anchor->GetWidget()->GetNativeWindow()->GetRootWindow(),
         ash::kShellWindowId_SettingBubbleContainer));
@@ -106,8 +106,6 @@ class NetworkStateListDetailedView::InfoBubble
     detailed_view_->OnInfoBubbleDestroyed();
   }
 
-  virtual bool CanActivate() const OVERRIDE { return false; }
-
  private:
   // Not owned.
   NetworkStateListDetailedView* detailed_view_;