[ios] Remove unused showReportAnIssueFromViewController:specificProductData:

This method is no longer called downstream

Bug: 1138523
Change-Id: I8c5284f1accba661c2542a5090095d0ea0e20e80
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2493426Reviewed-by: Sylvain Defresne <sdefresne@chromium.org>
Commit-Queue: Eugene But <eugenebut@chromium.org>
Cr-Commit-Position: refs/heads/master@{#820662}

ios/chrome/browser/ui/commands/application_commands.h

@@ -118,16 +118,6 @@ enum class KeyRetrievalTriggerForUMA;
             (UIViewController*)baseViewController
                                      sender:(UserFeedbackSender)sender;
 
-// Shows the Report an Issue UI, presenting from |baseViewController|, using
-// |specificProductData| for additional product data to be sent in the report
-// and UserFeedbackSender::ToolsMenu sender.
-// TODO(crbug.com/1138523): Remove this method after Downstream code stop using
-// it.
-- (void)
-    showReportAnIssueFromViewController:(UIViewController*)baseViewController
-                    specificProductData:(NSDictionary<NSString*, NSString*>*)
-                                            specificProductData;
-
 // Shows the Report an Issue UI, presenting from |baseViewController|, using
 // |specificProductData| for additional product data to be sent in the report.
 - (void)

ios/chrome/browser/ui/main/scene_controller.mm

@@ -990,15 +990,6 @@ const char kMultiWindowOpenInNewWindowHistogram[] =
                         specificProductData:nil];
 }
 
-- (void)
-    showReportAnIssueFromViewController:(UIViewController*)baseViewController
-                    specificProductData:(NSDictionary<NSString*, NSString*>*)
-                                            specificProductData {
-  [self showReportAnIssueFromViewController:baseViewController
-                                     sender:UserFeedbackSender::ToolsMenu
-                        specificProductData:specificProductData];
-}
-
 - (void)
     showReportAnIssueFromViewController:(UIViewController*)baseViewController
                                  sender:(UserFeedbackSender)sender