Add UMA entry for intranet SSL warnings

chrome/browser/ssl/ssl_blocking_page.h

Index: chrome/browser/ssl/ssl_blocking_page.h
diff --git a/chrome/browser/ssl/ssl_blocking_page.h b/chrome/browser/ssl/ssl_blocking_page.h
index e0e6d6180bf7d06fc87a65a209b6a0d09a003f76..af24412e2900e7bae3981013fb1aa187fc23ed70 100644
--- a/chrome/browser/ssl/ssl_blocking_page.h
+++ b/chrome/browser/ssl/ssl_blocking_page.h
@@ -72,6 +72,8 @@ class SSLBlockingPage : public content::InterstitialPageDelegate {
   // Has the site requested strict enforcement of certificate errors?
   bool strict_enforcement_;
   content::InterstitialPage* interstitial_page_;  // Owns us.
+  // Is the hostname for an internal network?
+  bool internal_;
 
   // For the FieldTrial: this contains the name of the condition.
   std::string trialCondition_;