Add a RAPPOR metric to track where users click to allow mixed scripts.

chrome/browser/content_settings/chrome_content_settings_utils.cc

Index: chrome/browser/content_settings/chrome_content_settings_utils.cc
diff --git a/chrome/browser/content_settings/chrome_content_settings_utils.cc b/chrome/browser/content_settings/chrome_content_settings_utils.cc
index 7da4bf12814a8bb28e3fd37bffbc786e6649f2a6..342fc193cc77f6b887666fde3bb3784ad5b601fe 100644
--- a/chrome/browser/content_settings/chrome_content_settings_utils.cc
+++ b/chrome/browser/content_settings/chrome_content_settings_utils.cc
@@ -5,6 +5,8 @@
 #include "chrome/browser/content_settings/chrome_content_settings_utils.h"
 
 #include "base/metrics/histogram.h"
+#include "chrome/browser/browser_process.h"
+#include "components/rappor/rappor_utils.h"
 
 namespace content_settings {
 
@@ -13,4 +15,23 @@ void RecordMixedScriptAction(MixedScriptAction action) {
                             MIXED_SCRIPT_ACTION_COUNT);
 }
 
+void RecordMixedScriptActionWithRAPPOR(MixedScriptAction action,
+                                       const GURL& url) {
+  std::string metric;
+  switch (action) {
+    case MIXED_SCRIPT_ACTION_DISPLAYED_SHIELD:
+      metric = "ContentSettings.MixedScript.DisplayedShield";
+      break;
+    case MIXED_SCRIPT_ACTION_CLICKED_ALLOW:
+      metric = "ContentSettings.MixedScript.UserClickedAllow";
+      break;
+    default:
+      NOTREACHED();
+  }
+
+  rappor::SampleDomainAndRegistryFromGURL(g_browser_process->rappor_service(),
+                                          metric,
+                                          url);
+}
+
 }  // namespace content_settings