Fix FalsingManager when a11y is on.

Replaces AccessibilityManager.isEnabled() with
AccessibilityManager.isTouchExplorationEnabled(), which is more
correct. The wrong method was selected when it was first checked in.

Fixes: 203034281
Test: manual
Change-Id: Ic73d535df98a15e0771fb394e91d2191f834f5c2
diff --git a/packages/SystemUI/src/com/android/systemui/classifier/BrightLineFalsingManager.java b/packages/SystemUI/src/com/android/systemui/classifier/BrightLineFalsingManager.java
index 37a6cfa..0a93298 100644
--- a/packages/SystemUI/src/com/android/systemui/classifier/BrightLineFalsingManager.java
+++ b/packages/SystemUI/src/com/android/systemui/classifier/BrightLineFalsingManager.java
@@ -330,7 +330,7 @@
                 || mTestHarness
                 || mDataProvider.isJustUnlockedWithFace()
                 || mDataProvider.isDocked()
-                || mAccessibilityManager.isEnabled();
+                || mAccessibilityManager.isTouchExplorationEnabled();
     }
 
     @Override
diff --git a/packages/SystemUI/tests/src/com/android/systemui/classifier/BrightLineFalsingManagerTest.java b/packages/SystemUI/tests/src/com/android/systemui/classifier/BrightLineFalsingManagerTest.java
index c4f480d..55ee433 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/classifier/BrightLineFalsingManagerTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/classifier/BrightLineFalsingManagerTest.java
@@ -91,7 +91,7 @@
     @Test
     public void testA11yDisablesGesture() {
         assertThat(mBrightLineFalsingManager.isFalseTap(1)).isTrue();
-        when(mAccessibilityManager.isEnabled()).thenReturn(true);
+        when(mAccessibilityManager.isTouchExplorationEnabled()).thenReturn(true);
         assertThat(mBrightLineFalsingManager.isFalseTap(1)).isFalse();
     }
 
@@ -99,7 +99,7 @@
     @Test
     public void testA11yDisablesTap() {
         assertThat(mBrightLineFalsingManager.isFalseTouch(Classifier.GENERIC)).isTrue();
-        when(mAccessibilityManager.isEnabled()).thenReturn(true);
+        when(mAccessibilityManager.isTouchExplorationEnabled()).thenReturn(true);
         assertThat(mBrightLineFalsingManager.isFalseTouch(Classifier.GENERIC)).isFalse();
     }
 
@@ -107,7 +107,7 @@
     @Test
     public void testA11yDisablesDoubleTap() {
         assertThat(mBrightLineFalsingManager.isFalseDoubleTap()).isTrue();
-        when(mAccessibilityManager.isEnabled()).thenReturn(true);
+        when(mAccessibilityManager.isTouchExplorationEnabled()).thenReturn(true);
         assertThat(mBrightLineFalsingManager.isFalseDoubleTap()).isFalse();
     }