Merge "Make sure to send HOVER_EXIT when starting touch exploration if we haven't sent it already." into main am: 6c737e8ca0

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2677516

Change-Id: Idb9718d9889059af42b0bd647ba9cee293bb6416
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

services/accessibility/java/com/android/server/accessibility/gestures/TouchExplorer.java

@@ -1341,6 +1341,8 @@ public class TouchExplorer extends BaseEventStreamTransformation
                 Slog.e(LOG_TAG, "Unable to find a valid pointer for touch exploration.");
                 return;
             }
+            // Send hover exit if we haven't closed a previous touch exploration event stream.
+            sendHoverExitAndTouchExplorationGestureEndIfNeeded(pointerId);
             final int pointerIdBits = (1 << pointerId);
             final int policyFlags = mState.getLastReceivedPolicyFlags();
             mSendHoverEnterAndMoveDelayed.setPointerIdBits(pointerIdBits);