cocoa: Run pending events to completion

Fullscreen spaces and miniaturization will always give us some notification that they succeeded or failed, so the timeout isn't required. This prevents errant timeouts when live-resize is active.

(cherry picked from commit 078d737a27)

src/video/cocoa/SDL_cocoawindow.m

@@ -915,7 +915,8 @@ static NSCursor *Cocoa_GetDesiredCursor(void)
 
 - (BOOL)hasPendingWindowOperation
 {
-    return pendingWindowOperation != PENDING_OPERATION_NONE ||
+    // A pending zoom may be deferred until leaving fullscreen, so don't block on it.
+    return (pendingWindowOperation & ~PENDING_OPERATION_ZOOM) != PENDING_OPERATION_NONE ||
            isMiniaturizing || inFullscreenTransition;
 }
 
@@ -3263,24 +3264,11 @@ bool Cocoa_SyncWindow(SDL_VideoDevice *_this, SDL_Window *window)
     bool result = true;
 
     @autoreleasepool {
-        /* The timeout needs to be high enough that animated fullscreen
-         * spaces transitions won't cause it to time out.
-         */
-        Uint64 timeout = SDL_GetTicksNS() + SDL_MS_TO_NS(2000);
         SDL_CocoaWindowData *data = (__bridge SDL_CocoaWindowData *)window->internal;
-        while (true) {
+
+        do {
             SDL_PumpEvents();
-
-            if (SDL_GetTicksNS() >= timeout) {
-                result = false;
-                break;
-            }
-            if (![data.listener hasPendingWindowOperation]) {
-                break;
-            }
-
-            SDL_Delay(10);
-        }
+        } while ([data.listener hasPendingWindowOperation]);
     }
 
     return result;