Propagates the search result of start page to the app-list search box.

chrome/browser/ui/app_list/app_list_view_delegate.cc

Index: chrome/browser/ui/app_list/app_list_view_delegate.cc
diff --git a/chrome/browser/ui/app_list/app_list_view_delegate.cc b/chrome/browser/ui/app_list/app_list_view_delegate.cc
index 6995f58468643b0bed4e5c3b74be6c3e24b52d3e..b4152b5613d30a1913e58727ba8b729070d34b51 100644
--- a/chrome/browser/ui/app_list/app_list_view_delegate.cc
+++ b/chrome/browser/ui/app_list/app_list_view_delegate.cc
@@ -86,9 +86,17 @@ AppListViewDelegate::AppListViewDelegate(
   CHECK(controller_);
   RegisterForNotifications();
   g_browser_process->profile_manager()->GetProfileInfoCache().AddObserver(this);
+  app_list::StartPageService* service =
+      app_list::StartPageService::Get(profile_);
+  if (service)
+    service->AddObserver(this);
 }
 
 AppListViewDelegate::~AppListViewDelegate() {
+  app_list::StartPageService* service =
+      app_list::StartPageService::Get(profile_);
+  if (service)
+    service->RemoveObserver(this);
   g_browser_process->
       profile_manager()->GetProfileInfoCache().RemoveObserver(this);
 }
@@ -266,6 +274,10 @@ void AppListViewDelegate::ShowForProfileByPath(
   controller_->ShowForProfileByPath(profile_path);
 }
 
+void AppListViewDelegate::OnSearch(const base::string16& query) {
+  model_->search_box()->SetText(query);
+}
+
 void AppListViewDelegate::Observe(
     int type,
     const content::NotificationSource& source,