PlzNavigate: send searchable form data to the browser side on form submission.

chrome/browser/ui/search_engines/search_engine_tab_helper.h

Index: chrome/browser/ui/search_engines/search_engine_tab_helper.h
diff --git a/chrome/browser/ui/search_engines/search_engine_tab_helper.h b/chrome/browser/ui/search_engines/search_engine_tab_helper.h
index c4f976632b699ace81ca6405a67fcd0f21e2d965..b69b8cef57e8e0c8899a7b19c1b20a5f15b14d5f 100644
--- a/chrome/browser/ui/search_engines/search_engine_tab_helper.h
+++ b/chrome/browser/ui/search_engines/search_engine_tab_helper.h
@@ -23,9 +23,8 @@ class SearchEngineTabHelper
   ~SearchEngineTabHelper() override;
 
   // content::WebContentsObserver overrides.
-  void DidNavigateMainFrame(
-      const content::LoadCommittedDetails& details,
-      const content::FrameNavigateParams& params) override;
+  void DidFinishNavigation(content::NavigationHandle* handle) override;
+
   bool OnMessageReceived(const IPC::Message& message) override;
   bool OnMessageReceived(const IPC::Message& message,
                          content::RenderFrameHost* rfh) override;
@@ -38,8 +37,7 @@ class SearchEngineTabHelper
   void OnPageHasOSDD(const GURL& page_url, const GURL& osdd_url);
 
   // If params has a searchable form, this tries to create a new keyword.
-  void GenerateKeywordIfNecessary(
-      const content::FrameNavigateParams& params);
+  void GenerateKeywordIfNecessary(content::NavigationHandle* handle);
 
   DISALLOW_COPY_AND_ASSIGN(SearchEngineTabHelper);
 };