Skip interstitials and don't block requests for localhost SSL errors

chrome/browser/about_flags.cc

Index: chrome/browser/about_flags.cc
diff --git a/chrome/browser/about_flags.cc b/chrome/browser/about_flags.cc
index ac631ebb293d8c54f67bc3e9ab41f481f4e06225..ad5c1c0ccfefcf62eac2b6793f2ab72f4b5933ad 100644
--- a/chrome/browser/about_flags.cc
+++ b/chrome/browser/about_flags.cc
@@ -2154,6 +2154,13 @@ const Experiment kExperiments[] = {
     SINGLE_VALUE_TYPE(chromeos::switches::kEnableTimeZoneTrackingOption)
   },
 #endif  // defined(OS_CHROMEOS)
+  {
+    "allow-insecure-localhost",
+    IDS_ALLOW_INSECURE_LOCALHOST,
+    IDS_ALLOW_INSECURE_LOCALHOST_DESCRIPTION,
+    kOsAll,
+    SINGLE_VALUE_TYPE(switches::kAllowInsecureLocalhost)
+  },
 
   // NOTE: Adding new command-line switches requires adding corresponding
   // entries to enum "LoginCustomFlags" in histograms.xml. See note in