Fix bug #15611108 Stability: CursorIndexOutOfBoundsException in Settings: Index -1 requested, with a size of 1

- do not allow to have position < 0

A use case was generated by the Monkeys where they were capable to click on the Header.

Change-Id: I3a8ded4c1471a1589134826539c9db1b551f49dd

src/com/android/settings/dashboard/SearchResultsSummary.java

@@ -216,6 +216,11 @@ public class SearchResultsSummary extends Fragment {
             public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                 // We have a header, so we need to decrement the position by one
                 position--;
+                // Some Monkeys could create a case where they were probably clicking on the
+                // List Header and thus the position passed was "0" and then by decrement was "-1"
+                if (position < 0) {
+                    return;
+                }
                 final Cursor cursor = mSuggestionsAdapter.mCursor;
                 cursor.moveToPosition(position);