Removed redundant views and shadow views

Libraries/Text/RCTRawTextManager.m

@@ -15,7 +15,7 @@
 
 - (UIView *)view
 {
-  return [[UIView alloc] init];
+  return nil;
 }
 
 - (RCTShadowView *)shadowView
@@ -26,4 +26,3 @@
 RCT_EXPORT_SHADOW_PROPERTY(text, NSString)
 
 @end
-

React/Modules/RCTUIManager.m

@@ -750,20 +750,27 @@ static void RCTSetShadowViewProps(NSDictionary *props, RCTShadowView *shadowView
   // Register manager
   _viewManagerRegistry[reactTag] = manager;
 
+  RCTShadowView *shadowView = [manager shadowView];
+  if (shadowView) {
+
     // Generate default view, used for resetting default props
     if (!_defaultShadowViews[viewName]) {
       _defaultShadowViews[viewName] = [manager shadowView];
     }
 
-  RCTShadowView *shadowView = [manager shadowView];
+    // Set properties
     shadowView.viewName = viewName;
     shadowView.reactTag = reactTag;
     RCTSetShadowViewProps(props, shadowView, _defaultShadowViews[viewName], manager);
-  _shadowViewRegistry[shadowView.reactTag] = shadowView;
+  }
+  _shadowViewRegistry[reactTag] = shadowView;
 
   [self addUIBlock:^(RCTUIManager *uiManager, RCTSparseArray *viewRegistry){
     RCTCAssertMainThread();
 
+    UIView *view = [manager view];
+    if (view) {
+
       // Generate default view, used for resetting default props
       if (!uiManager->_defaultViews[viewName]) {
         // Note the default is setup after the props are read for the first time ever
@@ -772,22 +779,18 @@ static void RCTSetShadowViewProps(NSDictionary *props, RCTShadowView *shadowView
         uiManager->_defaultViews[viewName] = [manager view];
       }
 
-    UIView *view = [manager view];
-    if (view) {
-
-      // Set required properties
+      // Set properties
       view.reactTag = reactTag;
+      if ([view isKindOfClass:[UIView class]]) {
         view.multipleTouchEnabled = YES;
         view.userInteractionEnabled = YES; // required for touch handling
         view.layer.allowsGroupOpacity = YES; // required for touch handling
-
-      // Set custom properties
+      }
       RCTSetViewProps(props, view, uiManager->_defaultViews[viewName], manager);
     }
-    viewRegistry[view.reactTag] = view;
+    viewRegistry[reactTag] = view;
   }];
 }
-
 // TODO: remove viewName param as it isn't needed
 - (void)updateView:(NSNumber *)reactTag viewName:(__unused NSString *)_ props:(NSDictionary *)props
 {