Moving and resizing windows not reported propely for accessibility.

When the position and size of a window changes we have to report that
to the accessibility layer if the window introspection is enabled.

bug:15569915

Change-Id: I3f869e0a582592bfa5f3743d5c2133ee8cb39b34
diff --git a/services/core/java/com/android/server/wm/AccessibilityController.java b/services/core/java/com/android/server/wm/AccessibilityController.java
index cfd09e5..95cfa243 100644
--- a/services/core/java/com/android/server/wm/AccessibilityController.java
+++ b/services/core/java/com/android/server/wm/AccessibilityController.java
@@ -166,6 +166,15 @@
         }
     }
 
+
+    public void onSomeWindowResizedOrMoved() {
+        // Not relevant for the display magnifier.
+
+        if (mWindowsForAccessibilityObserver != null) {
+            mWindowsForAccessibilityObserver.computeChangedWindows();
+        }
+    }
+
     /** NOTE: This has to be called within a surface transaction. */
     public void drawMagnifiedRegionBorderIfNeededLocked() {
         if (mDisplayMagnifier != null) {