Revert of Remove setVoiceSearchSupported part of EmbeddedSearch SearchBox API.

chrome/renderer/resources/extensions/searchbox_api.js

Index: chrome/renderer/resources/extensions/searchbox_api.js
diff --git a/chrome/renderer/resources/extensions/searchbox_api.js b/chrome/renderer/resources/extensions/searchbox_api.js
index d99fa26b29a5d2a4d04bbe15ff459c7635ec0676..f6e5b3e718f0c71b046177c1b659b35bbe138222 100644
--- a/chrome/renderer/resources/extensions/searchbox_api.js
+++ b/chrome/renderer/resources/extensions/searchbox_api.js
@@ -24,6 +24,7 @@
       native function IsFocused();
       native function IsKeyCaptureEnabled();
       native function Paste();
+      native function SetVoiceSearchSupported();
       native function StartCapturingKeyStrokes();
       native function StopCapturingKeyStrokes();
 
@@ -68,6 +69,10 @@
         Paste(value);
       };
 
+      this.setVoiceSearchSupported = function(supported) {
+        SetVoiceSearchSupported(supported);
+      };
+
       this.startCapturingKeyStrokes = function() {
         StartCapturingKeyStrokes();
       };
@@ -81,6 +86,7 @@
       this.onmarginchange = null;
       this.onsubmit = null;
       this.onsuggestionchange = null;
+      this.ontogglevoicesearch = null;
 
       //TODO(jered): Remove this empty method when google no longer requires it.
       this.setRestrictedValue = function() {};