Add experimental versions of the malware interstitial

chrome/browser/resources/safe_browsing/safe_browsing_v3.js

Index: chrome/browser/resources/safe_browsing/safe_browsing_v3.js
diff --git a/chrome/browser/resources/safe_browsing/safe_browsing_v3.js b/chrome/browser/resources/safe_browsing/safe_browsing_v3.js
index 06ceb5005e23f2247b26416085248697485b8baa..315a0097c9b32094ee658ebe63345926f72b6dec 100644
--- a/chrome/browser/resources/safe_browsing/safe_browsing_v3.js
+++ b/chrome/browser/resources/safe_browsing/safe_browsing_v3.js
@@ -33,3 +33,13 @@ function setupCheckbox() {
         $('opt-in-checkbox').checked ? SB_CMD_DO_REPORT : SB_CMD_DONT_REPORT);
   });
 }
+
+function setupMalwareFinchExperiment() {
+  if (loadTimeData.getString('trialCondition') != 'V3Advice')
+    return;
+  // Add all this dynamically instead of into the HTML because it's just a
+  // short-lived experiment.
+  var heading = document.createElement('h2');
+  heading.innerText = loadTimeData.getString('adviceHeading');
+  $('details').insertBefore(heading, $('details').firstChild);
+}