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

chrome/renderer/searchbox/searchbox_extension.h

Index: chrome/renderer/searchbox/searchbox_extension.h
diff --git a/chrome/renderer/searchbox/searchbox_extension.h b/chrome/renderer/searchbox/searchbox_extension.h
index 98ef343ea7967c4c3463694c15429e91095f661a..585877c3b0d38a2a62f23423a929912cd72944e9 100644
--- a/chrome/renderer/searchbox/searchbox_extension.h
+++ b/chrome/renderer/searchbox/searchbox_extension.h
@@ -35,6 +35,7 @@ class SearchBoxExtension {
   // Extended API.
   static void DispatchAutocompleteResults(WebKit::WebFrame* frame);
   static void DispatchUpOrDownKeyPress(WebKit::WebFrame* frame, int count);
+  static void DispatchKeyStrokeCapturingModeChange(WebKit::WebFrame* frame);
   static void DispatchFocus(WebKit::WebFrame* frame);
   static void DispatchBlur(WebKit::WebFrame* frame);
   static void DispatchContextChange(WebKit::WebFrame* frame);