[Search] No longer reverting omnibox text on instant search

chrome/browser/ui/search/search_tab_helper.cc

Index: chrome/browser/ui/search/search_tab_helper.cc
diff --git a/chrome/browser/ui/search/search_tab_helper.cc b/chrome/browser/ui/search/search_tab_helper.cc
index 6b46fd73ec85d5d80e4576fbce15c79706d20139..d872214f7de079179de9011cd00df162d413373b 100644
--- a/chrome/browser/ui/search/search_tab_helper.cc
+++ b/chrome/browser/ui/search/search_tab_helper.cc
@@ -6,6 +6,8 @@
 
 #include "chrome/browser/google/google_util.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/search_engines/template_url_service.h"
+#include "chrome/browser/search_engines/template_url_service_factory.h"
 #include "chrome/browser/ui/search/search.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/navigation_controller.h"
@@ -99,6 +101,17 @@ void SearchTabHelper::Observe(
                           !is_initial_navigation_commit_);
   }
   is_initial_navigation_commit_ = false;
+
+  // Update the extracted search terms (if any) in the model.
+  Profile* profile =
+      Profile::FromBrowserContext(web_contents()->GetBrowserContext());
+  TemplateURLService* template_url_service =
+      TemplateURLServiceFactory::GetForProfile(profile);
+  string16 search_terms =
+      template_url_service->TryToExtractSearchTermsFromURL(
+          committed_details->entry->GetURL());
+  if (!search_terms.empty())
+    committed_details->entry->SetSearchTerms(search_terms);
 }
 
 void SearchTabHelper::UpdateModelBasedOnURL(const GURL& url, bool animate) {