Do conservative prerendering based on the LocalPredictor in Dev/Canary.

chrome/browser/about_flags.cc

Index: chrome/browser/about_flags.cc
===================================================================
--- chrome/browser/about_flags.cc	(revision 198752)
+++ chrome/browser/about_flags.cc	(working copy)
@@ -1460,6 +1460,13 @@
     kOsWin,
     SINGLE_VALUE_TYPE(switches::kAppsUseNativeFrame)
   },
+  {
+    "disable-prerender-local-predictor",
+    IDS_FLAGS_DISABLE_PRERENDER_LOCAL_PREDICTOR_NAME,
+    IDS_FLAGS_DISABLE_PRERENDER_LOCAL_PREDICTOR_DESCRIPTION,
+    kOsDesktop,
+    SINGLE_VALUE_TYPE(switches::kDisablePrerenderLocalPredictor)
+  },
 };
 
 const Experiment* experiments = kExperiments;