Removing accessibility description from page indicators

The current page is announced upon switching to it.
Is should be done this way for all future page implementations with
indicators.

Bug: 77827828
Test: Manual
Change-Id: I8f2f163a261dd7098939674d39e014236fc66d5d

src/com/android/launcher3/PagedView.java

@@ -203,7 +203,6 @@ public abstract class PagedView<T extends View & PageIndicator> extends ViewGrou
         if (mPageIndicatorViewId > -1) {
             mPageIndicator = parent.findViewById(mPageIndicatorViewId);
             mPageIndicator.setMarkersCount(getChildCount());
-            mPageIndicator.setPageDescription(getPageIndicatorDescription());
         }
     }
 
@@ -310,7 +309,6 @@ public abstract class PagedView<T extends View & PageIndicator> extends ViewGrou
 
     private void updatePageIndicator() {
         if (mPageIndicator != null) {
-            mPageIndicator.setPageDescription(getPageIndicatorDescription());
             mPageIndicator.setActiveMarker(getNextPage());
         }
     }
@@ -1541,10 +1539,6 @@ public abstract class PagedView<T extends View & PageIndicator> extends ViewGrou
         return false;
     }
 
-    protected String getPageIndicatorDescription() {
-        return getCurrentPageDescription();
-    }
-
     protected boolean canAnnouncePageDescription() {
         return true;
     }