Instant API: tell page whether the browser is capturing key strokes.

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 f4e6d2d86c5a02ca38eee33b0076644c5193104c..1b32046ede584bb9e11e52c38039f70e53d1904f 100644
--- a/chrome/renderer/resources/extensions/searchbox_api.js
+++ b/chrome/renderer/resources/extensions/searchbox_api.js
@@ -42,6 +42,7 @@ if (!chrome.searchBox) {
     native function GetDisplayInstantResults();
     native function GetThemeBackgroundInfo();
     native function GetThemeAreaHeight();
+    native function IsKeyCaptureEnabled();
     native function NavigateContentWindow();
     native function SetSuggestions();
     native function SetQuerySuggestion();
@@ -197,6 +198,7 @@ if (!chrome.searchBox) {
     this.__defineGetter__('width', GetWidth);
     this.__defineGetter__('height', GetHeight);
     this.__defineGetter__('nativeSuggestions', GetAutocompleteResultsWrapper);
+    this.__defineGetter__('isKeyCaptureEnabled', IsKeyCaptureEnabled);
     this.__defineGetter__('context', GetContext);
     this.__defineGetter__('displayInstantResults', GetDisplayInstantResults);
     this.__defineGetter__('themeBackgroundInfo', GetThemeBackgroundInfo);
@@ -237,6 +239,7 @@ if (!chrome.searchBox) {
     this.onresize = null;
     this.onautocompleteresults = null;
     this.onkeypress = null;
+    this.onkeycapturechange = null;
     this.oncontextchange = null;
   };
 }