Implement scriptBadge.requestToAct.

chrome/browser/extensions/location_bar_controller.h

Index: chrome/browser/extensions/location_bar_controller.h
diff --git a/chrome/browser/extensions/location_bar_controller.h b/chrome/browser/extensions/location_bar_controller.h
index 7d5ca29c40c9b3ee987b88f7b1ea37a15f8b1ed1..4814b21ea49366268f124bb8ec52f47ddb4b65ea 100644
--- a/chrome/browser/extensions/location_bar_controller.h
+++ b/chrome/browser/extensions/location_bar_controller.h
@@ -31,6 +31,10 @@ class LocationBarController {
   // Gets the action data for all extensions.
   virtual std::vector<ExtensionAction*> GetCurrentActions() const = 0;
 
+  // Invites the user to click on |extension_id|'s script badge, due to a
+  // scriptBadge.getAttention() call.
+  virtual void GetAttentionFor(const std::string& extension_id) = 0;
+
   // Notifies this that the badge for an extension has been clicked with some
   // mouse button (1 for left, 2 for middle, and 3 for right click), and
   // returns the action that should be taken in response (if any).