Fix Rappor stats reporting for MixedContent.

chrome/browser/content_settings/tab_specific_content_settings.cc

Index: chrome/browser/content_settings/tab_specific_content_settings.cc
diff --git a/chrome/browser/content_settings/tab_specific_content_settings.cc b/chrome/browser/content_settings/tab_specific_content_settings.cc
index f8dff5a72b2bf5634d13fa43bae925dc5144cbcd..1985a2efc845c6ff5d88d5c92a0b819f7c300705 100644
--- a/chrome/browser/content_settings/tab_specific_content_settings.cc
+++ b/chrome/browser/content_settings/tab_specific_content_settings.cc
@@ -351,7 +351,7 @@ void TabSpecificContentSettings::OnContentBlockedWithDetail(
           content_settings::MIXED_SCRIPT_ACTION_DISPLAYED_SHIELD);
       content_settings::RecordMixedScriptActionWithRAPPOR(
           content_settings::MIXED_SCRIPT_ACTION_DISPLAYED_SHIELD,
-          GURL(base::UTF16ToUTF8(details)));
+          GURL(details));
     }
   }
 }