Add setVoiceSearchSupported to the searchbox API. This will be used to determine whether to show a …

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 8a21d03203c9ac63829d20aad4507a5a1bfa1e2d..c4083c6bb481a1fd392a6fa54f17bbf646ec8e61 100644
--- a/chrome/renderer/resources/extensions/searchbox_api.js
+++ b/chrome/renderer/resources/extensions/searchbox_api.js
@@ -55,6 +55,7 @@ if (!chrome.embeddedSearch) {
       native function SetSuggestion();
       native function SetSuggestionFromAutocompleteResult();
       native function SetSuggestions();
+      native function SetVoiceSearchSupported();
       native function ShowOverlay();
       native function FocusOmnibox();
       native function StartCapturingKeyStrokes();
@@ -181,6 +182,9 @@ if (!chrome.embeddedSearch) {
       this.setSuggestions = function(text) {
         SetSuggestions(text);
       };
+      this.setVoiceSearchSupported = function(supported) {
+        SetVoiceSearchSupported(supported);
+      };
       this.setAutocompleteText = function(text, behavior) {
         SetSuggestion(text, behavior);
       };