[ios] Implements accessibilityPerformEscape on UIRefresh collections.

Bug: 865044
Cq-Include-Trybots: luci.chromium.try:ios-simulator-full-configs;master.tryserver.chromium.mac:ios-simulator-cronet
Change-Id: I9099ae71217f68eb624332debb8260faa067991d
Reviewed-on: https://chromium-review.googlesource.com/1145629Reviewed-by: Gauthier Ambard <gambard@chromium.org>
Commit-Queue: Sergio Collazos <sczs@chromium.org>
Cr-Commit-Position: refs/heads/master@{#577403}

ios/chrome/browser/ui/history/history_table_view_controller.mm

@@ -995,6 +995,13 @@ const CGFloat kSeparationSpaceBetweenSections = 9;
   [self.localDispatcher displayPrivacySettings];
 }
 
+#pragma mark - Accessibility
+
+- (BOOL)accessibilityPerformEscape {
+  [self.localDispatcher dismissHistoryWithCompletion:nil];
+  return YES;
+}
+
 #pragma mark Setter & Getters
 
 - (UIBarButtonItem*)cancelButton {

ios/chrome/browser/ui/reading_list/reading_list_table_view_controller.mm

@@ -868,4 +868,11 @@ ReadingListSelectionState GetSelectionStateForSelectedCounts(
                                        atPoint:location];
 }
 
+#pragma mark - Accessibility
+
+- (BOOL)accessibilityPerformEscape {
+  [self.delegate dismissReadingListListViewController:self];
+  return YES;
+}
+
 @end

ios/chrome/browser/ui/recent_tabs/recent_tabs_table_view_controller.mm

@@ -1128,6 +1128,13 @@ const int kRecentlyClosedTabsSectionIndex = 0;
   [self.dispatcher showSignin:command baseViewController:self];
 }
 
+#pragma mark - Accessibility
+
+- (BOOL)accessibilityPerformEscape {
+  [self.presentationDelegate showActiveRegularTabFromRecentTabs];
+  return YES;
+}
+
 #pragma mark - Private Helpers
 
 - (void)updateSyncState {