InstantExtended: add back focus() API call.

chrome/renderer/searchbox/searchbox_extension.cc

Index: chrome/renderer/searchbox/searchbox_extension.cc
diff --git a/chrome/renderer/searchbox/searchbox_extension.cc b/chrome/renderer/searchbox/searchbox_extension.cc
index f0bc3413fa502e5de0b3ca55cfa22c57c1f4800a..948aaea59832b8488cb8ef7cc3733432a63fcbfe 100644
--- a/chrome/renderer/searchbox/searchbox_extension.cc
+++ b/chrome/renderer/searchbox/searchbox_extension.cc
@@ -321,6 +321,9 @@ class SearchBoxExtensionWrapper : public v8::Extension {
   static void DeleteMostVisitedItem(
       const v8::FunctionCallbackInfo<v8::Value>& args);
 
+  // Focuses the omnibox.
+  static void Focus(const v8::FunctionCallbackInfo<v8::Value>& args);
+
   // Gets whether or not the app launcher is enabled.
   static void GetAppLauncherEnabled(
       const v8::FunctionCallbackInfo<v8::Value>& args);
@@ -485,6 +488,8 @@ v8::Handle<v8::FunctionTemplate> SearchBoxExtensionWrapper::GetNativeFunction(
     v8::Handle<v8::String> name) {
   if (name->Equals(v8::String::New("DeleteMostVisitedItem")))
     return v8::FunctionTemplate::New(DeleteMostVisitedItem);
+  if (name->Equals(v8::String::New("Focus")))
+    return v8::FunctionTemplate::New(Focus);
   if (name->Equals(v8::String::New("GetAppLauncherEnabled")))
     return v8::FunctionTemplate::New(GetAppLauncherEnabled);
   if (name->Equals(v8::String::New("GetFont")))
@@ -554,6 +559,16 @@ void SearchBoxExtensionWrapper::DeleteMostVisitedItem(
 }
 
 // static
+void SearchBoxExtensionWrapper::Focus(
+    const v8::FunctionCallbackInfo<v8::Value>& args) {
+  content::RenderView* render_view = GetRenderView();
+  if (!render_view) return;
+
+  DVLOG(1) << render_view << " Focus";
+  SearchBox::Get(render_view)->Focus();
+}
+
+// static
 void SearchBoxExtensionWrapper::GetAppLauncherEnabled(
     const v8::FunctionCallbackInfo<v8::Value>& args) {
   content::RenderView* render_view = GetRenderView();