Escape on bluetooth keyboard closes the views

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

Index: ios/chrome/browser/ui/reading_list/reading_list_view_controller_container.mm
diff --git a/ios/chrome/browser/ui/reading_list/reading_list_view_controller_container.mm b/ios/chrome/browser/ui/reading_list/reading_list_view_controller_container.mm
index e215539710bb58ad46d6cbcc59729e14fe4486b5..52ffd420f259d7df4573da861be1a27617b16744 100644
--- a/ios/chrome/browser/ui/reading_list/reading_list_view_controller_container.mm
+++ b/ios/chrome/browser/ui/reading_list/reading_list_view_controller_container.mm
@@ -5,6 +5,7 @@
 #import "ios/chrome/browser/ui/reading_list/reading_list_view_controller_container.h"
 
 #import "ios/chrome/browser/ui/uikit_ui_util.h"
+#import "ios/chrome/browser/ui/keyboard/UIKeyCommand+Chrome.h"
 #import "ios/chrome/browser/ui/reading_list/reading_list_toolbar.h"
 #import "ios/chrome/browser/ui/reading_list/reading_list_view_controller.h"
 
@@ -83,7 +84,7 @@ typedef NS_ENUM(NSInteger, LayoutPriority) {
   constraint.active = YES;
 }
 
-#pragma mark - ReadingListViewControllerDelegate
+#pragma mark - ReadingListViewControllerAudience
 
 - (void)setCollectionHasItems:(BOOL)hasItems {
   if (hasItems) {
@@ -110,6 +111,11 @@ typedef NS_ENUM(NSInteger, LayoutPriority) {
   }
 }
 
+- (void)dismiss {
+  [self.presentingViewController dismissViewControllerAnimated:YES
+                                                    completion:nil];
+}
+
 #pragma mark - ReadingListToolbarActionTarget
 
 - (void)markPressed {
@@ -144,4 +150,16 @@ typedef NS_ENUM(NSInteger, LayoutPriority) {
   });
 }
 
+#pragma mark - UIResponder
+
+- (NSArray*)keyCommands {
+  __weak ReadingListViewControllerContainer* weakSelf = self;
+  return @[ [UIKeyCommand cr_keyCommandWithInput:UIKeyInputEscape
+                                   modifierFlags:Cr_UIKeyModifierNone
+                                           title:nil
+                                          action:^{
+                                            [weakSelf dismiss];
+                                          }] ];
+}
+
 @end