Merge commit '7621e2f8dec938cf48181c8b10afc9b01f444e68' into beta

submodules/Display/Source/DisplayLinkDispatcher.swift

@@ -0,0 +1,21 @@
+import Foundation
+import UIKit
+
+public class DisplayLinkDispatcher: NSObject {
+    private var blocksToDispatch: [() -> Void] = []
+    private let limit: Int
+    
+    public init(limit: Int = 0) {
+        self.limit = limit
+        
+        super.init()
+    }
+    
+    public func dispatch(f: @escaping () -> Void) {
+        if Thread.isMainThread {
+            f()
+        } else {
+            DispatchQueue.main.async(execute: f)
+        }
+    }
+}