Simplify the text in the external protocol confirmation dialog.

chrome/browser/external_protocol/external_protocol_handler.h

Index: chrome/browser/external_protocol/external_protocol_handler.h
diff --git a/chrome/browser/external_protocol/external_protocol_handler.h b/chrome/browser/external_protocol/external_protocol_handler.h
index 692f2dda0aa88bd2669ad77f4d954617cac66d47..75ff77a874ce1388652539b0a79fddb6d8e740f4 100644
--- a/chrome/browser/external_protocol/external_protocol_handler.h
+++ b/chrome/browser/external_protocol/external_protocol_handler.h
@@ -67,25 +67,6 @@ class ExternalProtocolHandler {
                                     bool has_user_gesture,
                                     Delegate* delegate);
 
-  // Creates and runs a External Protocol dialog box.
-  // |url| - The url of the request.
-  // |render_process_host_id| and |routing_id| are used by
-  // tab_util::GetWebContentsByID to aquire the tab contents associated with
-  // this dialog.
-  // NOTE: There is a race between the Time of Check and the Time Of Use for
-  //       the command line. Since the caller (web page) does not have access
-  //       to change the command line by itself, we do not do anything special
-  //       to protect against this scenario.
-  // This is implemented separately on each platform.
-  static void RunExternalProtocolDialog(const GURL& url,
-                                        int render_process_host_id,
-                                        int routing_id,
-                                        ui::PageTransition page_transition,
-                                        bool has_user_gesture);
-
-  // Register the ExcludedSchemes preference.
-  static void RegisterPrefs(PrefRegistrySimple* registry);
-
   // Starts a url using the external protocol handler with the help
   // of shellexecute. Should only be called if the protocol is whitelisted
   // (checked in LaunchUrl) or if the user explicitly allows it. (By selecting
@@ -98,16 +79,39 @@ class ExternalProtocolHandler {
                                             int render_process_host_id,
                                             int tab_contents_id);
 
-  // Prepopulates the dictionary with known protocols to deny or allow, if
-  // preferences for them do not already exist.
-  static void PrepopulateDictionary(base::DictionaryValue* win_pref);
-
   // Allows LaunchUrl to proceed with launching an external protocol handler.
   // This is typically triggered by a user gesture, but is also called for
   // each extension API function. Note that each call to LaunchUrl resets
   // the state to false (not allowed).
   static void PermitLaunchUrl();
 
+  // Prepopulates the dictionary with known protocols to deny or allow, if
+  // preferences for them do not already exist.
+  static void PrepopulateDictionary(base::DictionaryValue* win_pref);
+
+  // Records an UMA metric for the state of the checkbox in the dialog, i.e.
+  // whether |selected| is true (checked) or false (unchecked).
+  static void RecordMetrics(bool selected);
+
+  // Register the ExcludedSchemes preference.
+  static void RegisterPrefs(PrefRegistrySimple* registry);
+
+  // Creates and runs a External Protocol dialog box.
+  // |url| - The url of the request.
+  // |render_process_host_id| and |routing_id| are used by
+  // tab_util::GetWebContentsByID to aquire the tab contents associated with
+  // this dialog.
+  // NOTE: There is a race between the Time of Check and the Time Of Use for
+  //       the command line. Since the caller (web page) does not have access
+  //       to change the command line by itself, we do not do anything special
+  //       to protect against this scenario.
+  // This is implemented separately on each platform.
+  static void RunExternalProtocolDialog(const GURL& url,
+                                        int render_process_host_id,
+                                        int routing_id,
+                                        ui::PageTransition page_transition,
+                                        bool has_user_gesture);
+
  private:
   DISALLOW_COPY_AND_ASSIGN(ExternalProtocolHandler);
 };