Adding A feature flag to disable widgets  and a corresponding build
target Launcher3Go without widgets support

Bug: 62353159
Change-Id: Ia03d2235a9bcf75f9ef191924f81630e63a2c684
diff --git a/src/com/android/launcher3/BaseActivity.java b/src/com/android/launcher3/BaseActivity.java
index 2b59ede..e496495 100644
--- a/src/com/android/launcher3/BaseActivity.java
+++ b/src/com/android/launcher3/BaseActivity.java
@@ -19,6 +19,7 @@
 import android.app.Activity;
 import android.content.Context;
 import android.content.ContextWrapper;
+import android.content.Intent;
 import android.view.View.AccessibilityDelegate;
 
 import com.android.launcher3.logging.UserEventDispatcher;
@@ -63,4 +64,9 @@
         }
         return mSystemUiController;
     }
+
+    @Override
+    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+    }
 }