Do not start filtering if the first character is a space.
Bug: #2347833.
diff --git a/core/java/android/widget/AbsListView.java b/core/java/android/widget/AbsListView.java
index 92ff315..248ed03 100644
--- a/core/java/android/widget/AbsListView.java
+++ b/core/java/android/widget/AbsListView.java
@@ -2969,7 +2969,7 @@
             break;
         case KeyEvent.KEYCODE_SPACE:
             // Only send spaces once we are filtered
-            okToSend = mFiltered = true;
+            okToSend = mFiltered;
             break;
         }