Preload Instant search when omnibox is focused.

chrome/browser/instant/instant_controller.cc

Index: chrome/browser/instant/instant_controller.cc
diff --git a/chrome/browser/instant/instant_controller.cc b/chrome/browser/instant/instant_controller.cc
index dc8ea6007619b1452364aab58ee3f0e05fff9c71..6f4fd2dc554c4a271ac3a8d21112475d4e91100d 100644
--- a/chrome/browser/instant/instant_controller.cc
+++ b/chrome/browser/instant/instant_controller.cc
@@ -701,3 +701,17 @@ const TemplateURL* InstantController::GetTemplateURL(
   }
   return template_url;
 }
+
+void InstantController::OnAutocompleteGotFocus(

[sky, 2011/05/20 20:52:18]

Position should match that of header.

[sreeram, 2011/05/21 03:18:27]

Done.

+    TabContentsWrapper* tab_contents) {
+  TemplateURLModel* model = tab_contents->profile()->GetTemplateURLModel();

[sky, 2011/05/20 20:52:18]

This should do nothing if is_active_ is true.
This needs to check the TabContents, and update appropriately. 

[sreeram, 2011/05/21 03:18:27]

Done.

+  if (model) {
+    const TemplateURL* template_url = model->GetDefaultSearchProvider();
+    if (template_url) {
+      if (!loader_manager_.get())
+        loader_manager_.reset(new InstantLoaderManager(this));
+      loader_manager_->GetInstantLoader(template_url->id())
+                     ->MaybeLoadInstantURL(tab_contents, template_url);
+    }
+  }
+}