Hiding search bar buttons when qsb is disabled. (5187969, 5201453)

Change-Id: I23cbfac5c1a8f96eb8158fd30a1fb335b044d49c
diff --git a/src/com/android/launcher2/Launcher.java b/src/com/android/launcher2/Launcher.java
index 44dbc15..b42a6f7 100644
--- a/src/com/android/launcher2/Launcher.java
+++ b/src/com/android/launcher2/Launcher.java
@@ -2486,6 +2486,7 @@
     private void updateGlobalSearchIcon() {
         final ImageView searchButton = (ImageView) findViewById(R.id.search_button);
         final View searchDivider = findViewById(R.id.search_divider);
+        final View voiceButton = findViewById(R.id.voice_button);
 
         final SearchManager searchManager =
                 (SearchManager) getSystemService(Context.SEARCH_SERVICE);
@@ -2496,8 +2497,10 @@
             searchButton.setVisibility(View.VISIBLE);
             if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE);
         } else {
+            // We disable both search and voice search when there is no global search provider
             searchButton.setVisibility(View.GONE);
             if (searchDivider != null) searchDivider.setVisibility(View.GONE);
+            voiceButton.setVisibility(View.GONE);
         }
     }