[iOS] Adds metrics to action sheet

This CL adds the following user actions:
- MobileTabGridCloseAllTabsConfirmationConfirmed
- MobileTabGridCloseAllRegularTabsConfirmationPresented
- MobileTabGridCloseAllIncognitoTabsConfirmationPresented
- MobileTabGridCloseAllTabsConfirmationCanceled

Bug: 1119319
Change-Id: Ifebaca830bcf52e0c526a32acb90b82d376db33b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2367094Reviewed-by: Gauthier Ambard <gambard@chromium.org>
Reviewed-by: Brian White <bcwhite@chromium.org>
Reviewed-by: Mark Cogan <marq@chromium.org>
Commit-Queue: Ewann Pellé <ewannpv@chromium.org>
Cr-Commit-Position: refs/heads/master@{#803480}

ios/chrome/browser/ui/tab_grid/tab_grid_coordinator.mm

@@ -397,6 +397,14 @@
             (TabGridMediator*)tabGridMediator
                                                  numberOfTabs:
                                                      (NSInteger)numberOfTabs {
+  if (tabGridMediator == self.regularTabsMediator) {
+    base::RecordAction(base::UserMetricsAction(
+        "MobileTabGridCloseAllRegularTabsConfirmationPresented"));
+  } else {
+    base::RecordAction(base::UserMetricsAction(
+        "MobileTabGridCloseAllIncognitoTabsConfirmationPresented"));
+  }
+
   self.actionSheetCoordinator = [[ActionSheetCoordinator alloc]
       initWithBaseViewController:self.baseViewController
                          browser:self.browser
@@ -413,12 +421,16 @@
   [self.actionSheetCoordinator
       addItemWithTitle:l10n_util::GetNSString(IDS_IOS_TAB_GRID_CLOSE_ALL_BUTTON)
                 action:^{
+                  base::RecordAction(base::UserMetricsAction(
+                      "MobileTabGridCloseAllTabsConfirmationConfirmed"));
                   [tabGridMediator closeAllItems];
                 }
                  style:UIAlertActionStyleDestructive];
   [self.actionSheetCoordinator
       addItemWithTitle:l10n_util::GetNSString(IDS_CANCEL)
                 action:^{
+                  base::RecordAction(base::UserMetricsAction(
+                      "MobileTabGridCloseAllTabsConfirmationCanceled"));
                 }
                  style:UIAlertActionStyleCancel];
   [self.actionSheetCoordinator start];

tools/metrics/actions/actions.xml

@@ -15010,6 +15010,15 @@ should be able to be added at any place in this file.
   </description>
 </action>
 
+<action name="MobileTabGridCloseAllIncognitoTabsConfirmationPresented">
+  <owner>ewannpv@chromium.org</owner>
+  <owner>marq@chromium.org</owner>
+  <description>
+    User in the iOS incognito tab grid used the Close All control and the action
+    sheet that asks for confirmation has been displayed.
+  </description>
+</action>
+
 <action name="MobileTabGridCloseAllRegularTabs">
   <owner>edchin@chromium.org</owner>
   <owner>marq@chromium.org</owner>
@@ -15019,6 +15028,33 @@ should be able to be added at any place in this file.
   </description>
 </action>
 
+<action name="MobileTabGridCloseAllRegularTabsConfirmationPresented">
+  <owner>ewannpv@chromium.org</owner>
+  <owner>marq@chromium.org</owner>
+  <description>
+    User in the iOS regular tab grid used the Close All control and the action
+    sheet that asks for confirmation has been displayed.
+  </description>
+</action>
+
+<action name="MobileTabGridCloseAllTabsConfirmationCanceled">
+  <owner>ewannpv@chromium.org</owner>
+  <owner>marq@chromium.org</owner>
+  <description>
+    User in the iOS tab grid used the Close All control and the action sheet
+    that asks for confirmation has been Canceled.
+  </description>
+</action>
+
+<action name="MobileTabGridCloseAllTabsConfirmationConfirmed">
+  <owner>ewannpv@chromium.org</owner>
+  <owner>marq@chromium.org</owner>
+  <description>
+    User in the iOS tab grid used the Close All control and the action sheet
+    that asks for confirmation has been Confirmed.
+  </description>
+</action>
+
 <action name="MobileTabGridCloseControlTapped">
   <owner>edchin@chromium.org</owner>
   <owner>marq@chromium.org</owner>