Remove PrerenderLocalPredictor, part 1.

chrome/browser/ui/browser_navigator.cc

Index: chrome/browser/ui/browser_navigator.cc
diff --git a/chrome/browser/ui/browser_navigator.cc b/chrome/browser/ui/browser_navigator.cc
index 4a515849d5772aa023df78b0d910366368d97b18..8c10fe0ae0a4b7f9d1293ce50e02af1540530f7a 100644
--- a/chrome/browser/ui/browser_navigator.cc
+++ b/chrome/browser/ui/browser_navigator.cc
@@ -15,7 +15,6 @@
 #include "chrome/browser/prefs/incognito_mode_prefs.h"
 #include "chrome/browser/prerender/prerender_manager.h"
 #include "chrome/browser/prerender/prerender_manager_factory.h"
-#include "chrome/browser/prerender/prerender_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/tab_contents/tab_util.h"
 #include "chrome/browser/ui/browser.h"
@@ -639,13 +638,6 @@ void Navigate(NavigateParams* params) {
         // renderer.
 
         LoadURLInContents(params->target_contents, params->url, params);
-        // For prerender bookkeeping purposes, record that this pending navigate
-        // originated from chrome::Navigate.
-        content::NavigationEntry* entry =
-            params->target_contents->GetController().GetPendingEntry();
-        if (entry)
-          entry->SetExtraData(prerender::kChromeNavigateExtraDataKey,
-                              base::string16());
       }
     }
   } else {
@@ -695,13 +687,6 @@ void Navigate(NavigateParams* params) {
     } else if (params->path_behavior == NavigateParams::IGNORE_AND_NAVIGATE &&
         target->GetURL() != params->url) {
       LoadURLInContents(target, params->url, params);
-      // For prerender bookkeeping purposes, record that this pending navigate
-      // originated from chrome::Navigate.
-      content::NavigationEntry* entry =
-          target->GetController().GetPendingEntry();
-      if (entry)
-        entry->SetExtraData(prerender::kChromeNavigateExtraDataKey,
-                            base::string16());
     }
 
     // If the singleton tab isn't already selected, select it.