Provide ReactContext to experimental JSTouchDispatcher method (#53003)

Summary:
Pull Request resolved: #53003

The new `onChildStartedNativeGesture` method accepts a nullable `ReactContext` value for the purpose of flushing active touch events. This change updates all callsites of that method to pass a `ReactContext`

Changelog: [Internal]

Reviewed By: mdvacca

Differential Revision: D79258727

fbshipit-source-id: 7b2950f514295dbe26822442c98079b8121cb3bf

Author: Abbondanzo

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/ReactRootView.java

@@ -205,10 +205,15 @@ public void onChildStartedNativeGesture(View childView, MotionEvent ev) {
       return;
     }
 
+    @Nullable ReactContext reactContext = getCurrentReactContext();
+    if (reactContext == null) {
+      return;
+    }
+
     EventDispatcher eventDispatcher =
-        UIManagerHelper.getEventDispatcher(getCurrentReactContext(), getUIManagerType());
+        UIManagerHelper.getEventDispatcher(reactContext, getUIManagerType());
     if (eventDispatcher != null) {
-      mJSTouchDispatcher.onChildStartedNativeGesture(ev, eventDispatcher);
+      mJSTouchDispatcher.onChildStartedNativeGesture(ev, eventDispatcher, reactContext);
       if (childView != null && mJSPointerDispatcher != null) {
         mJSPointerDispatcher.onChildStartedNativeGesture(childView, ev, eventDispatcher);
       }

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/views/modal/ReactModalHostView.kt

@@ -37,6 +37,7 @@ import com.facebook.react.bridge.ReactContext
 import com.facebook.react.bridge.UiThreadUtil
 import com.facebook.react.bridge.WritableMap
 import com.facebook.react.bridge.WritableNativeMap
+import com.facebook.react.common.annotations.UnstableReactNativeAPI
 import com.facebook.react.common.annotations.VisibleForTesting
 import com.facebook.react.common.build.ReactBuildConfig
 import com.facebook.react.config.ReactFeatureFlags
@@ -619,9 +620,10 @@ public class ReactModalHostView(context: ThemedReactContext) :
       return super.onHoverEvent(event)
     }
 
+    @OptIn(UnstableReactNativeAPI::class)
     override fun onChildStartedNativeGesture(childView: View?, ev: MotionEvent) {
       eventDispatcher?.let { eventDispatcher ->
-        jSTouchDispatcher.onChildStartedNativeGesture(ev, eventDispatcher)
+        jSTouchDispatcher.onChildStartedNativeGesture(ev, eventDispatcher, reactContext)
         jSPointerDispatcher?.onChildStartedNativeGesture(childView, ev, eventDispatcher)
       }
     }