Remove runloop spinner for other interaction setter APIs.

runloop spinner APIs are not compatible with Swift async tests, Runloop spinner is also not necessary for setter APIs because there is no thread safety issue. Removing them for now instead of creating async API version for these APIs.

PiperOrigin-RevId: 570588092

Author: AlbertWang0116

TestLib/EarlGreyImpl/GREYElementInteractionProxy.m

@@ -115,9 +115,11 @@ - (void)assertWithMatcher:(id<GREYMatcher>)matcher
 
 - (id<GREYInteraction>)inRoot:(id<GREYMatcher>)rootMatcher {
   GREYThrowOnNilParameterWithMessage(rootMatcher, @"Root Matcher can't be nil.");
-  GREYExecuteSyncBlockInBackgroundQueue(^{
-    [self->_remoteElementInteraction inRoot:rootMatcher];
-  });
+  // The remote interaction completes the whole execution within the target thread. If this is
+  // changed at remote, the method call below should be wrapped with
+  // `GREYExecuteSyncBlockInBackgroundQueue`, and a completion handler version of this API should be
+  // provided for Swift async test.
+  [self->_remoteElementInteraction inRoot:rootMatcher];
   return self;
 }
 
@@ -134,16 +136,20 @@ - (void)assertWithMatcher:(id<GREYMatcher>)matcher
 }
 
 - (id<GREYInteraction>)atIndex:(NSUInteger)index {
-  GREYExecuteSyncBlockInBackgroundQueue(^{
-    [self->_remoteElementInteraction atIndex:index];
-  });
+  // The remote interaction completes the whole execution within the target thread. If this is
+  // changed at remote, the method call below should be wrapped with
+  // `GREYExecuteSyncBlockInBackgroundQueue`, and a completion handler version of this API should be
+  // provided for Swift async test.
+  [self->_remoteElementInteraction atIndex:index];
   return self;
 }
 
 - (id<GREYInteraction>)includeStatusBar {
-  GREYExecuteSyncBlockInBackgroundQueue(^{
-    [self->_remoteElementInteraction includeStatusBar];
-  });
+  // The remote interaction completes the whole execution within the target thread. If this is
+  // changed at remote, the method call below should be wrapped with
+  // `GREYExecuteSyncBlockInBackgroundQueue`, and a completion handler version of this API should be
+  // provided for Swift async test.
+  [self->_remoteElementInteraction includeStatusBar];
   return self;
 }