Ensure accessibility delegate is set on all apps icons.

Bug: 24605237
Change-Id: I801e2aca1732c021b06d996d907f368f97277cf9
diff --git a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
index 1f95133..dfad22f 100644
--- a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
+++ b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
@@ -40,6 +40,7 @@
 import com.android.launcher3.AppInfo;
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.Launcher;
+import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.util.Thunk;
@@ -461,6 +462,8 @@
                 icon.setLongPressTimeout(ViewConfiguration.get(parent.getContext())
                         .getLongPressTimeout());
                 icon.setFocusable(true);
+                icon.setAccessibilityDelegate(
+                        LauncherAppState.getInstance().getAccessibilityDelegate());
                 return new ViewHolder(icon);
             }
             case PREDICTION_ICON_VIEW_TYPE: {
@@ -472,6 +475,8 @@
                 icon.setLongPressTimeout(ViewConfiguration.get(parent.getContext())
                         .getLongPressTimeout());
                 icon.setFocusable(true);
+                icon.setAccessibilityDelegate(
+                        LauncherAppState.getInstance().getAccessibilityDelegate());
                 return new ViewHolder(icon);
             }
             case EMPTY_SEARCH_VIEW_TYPE: