Fixed the accessibility ios unit tests by sending in mock view (flutter#20522)

controllers instead of views.

Author: gaaclarke

shell/platform/darwin/ios/framework/Source/accessibility_bridge_test.mm

@@ -338,7 +338,7 @@ - (void)testAnnouncesLayoutChangeWithNilIfLastFocusIsRemoved {
       /*delegate=*/mock_delegate,
       /*rendering_api=*/flutter::IOSRenderingAPI::kSoftware,
       /*task_runners=*/runners);
-  id mockFlutterView = OCMClassMock([FlutterView class]);
+  id mockFlutterViewController = OCMClassMock([FlutterViewController class]);
 
   NSMutableArray<NSDictionary<NSString*, id>*>* accessibility_notifications =
       [[[NSMutableArray alloc] init] autorelease];
@@ -351,7 +351,7 @@ - (void)testAnnouncesLayoutChangeWithNilIfLastFocusIsRemoved {
         }];
       };
   __block auto bridge =
-      std::make_unique<flutter::AccessibilityBridge>(/*view=*/mockFlutterView,
+      std::make_unique<flutter::AccessibilityBridge>(/*view_controller=*/mockFlutterViewController,
                                                      /*platform_view=*/platform_view.get(),
                                                      /*platform_views_controller=*/nil,
                                                      /*ios_delegate=*/std::move(ios_delegate));
@@ -401,7 +401,7 @@ - (void)testAnnouncesLayoutChangeWithLastFocused {
       /*delegate=*/mock_delegate,
       /*rendering_api=*/flutter::IOSRenderingAPI::kSoftware,
       /*task_runners=*/runners);
-  id mockFlutterView = OCMClassMock([FlutterView class]);
+  id mockFlutterViewController = OCMClassMock([FlutterViewController class]);
 
   NSMutableArray<NSDictionary<NSString*, id>*>* accessibility_notifications =
       [[[NSMutableArray alloc] init] autorelease];
@@ -414,7 +414,7 @@ - (void)testAnnouncesLayoutChangeWithLastFocused {
         }];
       };
   __block auto bridge =
-      std::make_unique<flutter::AccessibilityBridge>(/*view=*/mockFlutterView,
+      std::make_unique<flutter::AccessibilityBridge>(/*view_controller=*/mockFlutterViewController,
                                                      /*platform_view=*/platform_view.get(),
                                                      /*platform_views_controller=*/nil,
                                                      /*ios_delegate=*/std::move(ios_delegate));
@@ -471,7 +471,7 @@ - (void)testAnnouncesScrollChangeWithLastFocused {
       /*delegate=*/mock_delegate,
       /*rendering_api=*/flutter::IOSRenderingAPI::kSoftware,
       /*task_runners=*/runners);
-  id mockFlutterView = OCMClassMock([FlutterView class]);
+  id mockFlutterViewController = OCMClassMock([FlutterViewController class]);
 
   NSMutableArray<NSDictionary<NSString*, id>*>* accessibility_notifications =
       [[[NSMutableArray alloc] init] autorelease];
@@ -484,7 +484,7 @@ - (void)testAnnouncesScrollChangeWithLastFocused {
         }];
       };
   __block auto bridge =
-      std::make_unique<flutter::AccessibilityBridge>(/*view=*/mockFlutterView,
+      std::make_unique<flutter::AccessibilityBridge>(/*view_controller=*/mockFlutterViewController,
                                                      /*platform_view=*/platform_view.get(),
                                                      /*platform_views_controller=*/nil,
                                                      /*ios_delegate=*/std::move(ios_delegate));