Add quiet safe browsing interstitial for WebView

components/security_interstitials/core/browser/resources/interstitial_v2.js

Index: components/security_interstitials/core/browser/resources/interstitial_v2.js
diff --git a/components/security_interstitials/core/browser/resources/interstitial_v2.js b/components/security_interstitials/core/browser/resources/interstitial_v2.js
index 4fa48eac865d91d45a46eb37c794bca79e03efa5..e9f0892e039423dcc0227cbfdee5fc42ea2eb958 100644
--- a/components/security_interstitials/core/browser/resources/interstitial_v2.js
+++ b/components/security_interstitials/core/browser/resources/interstitial_v2.js
@@ -8,43 +8,6 @@
 var expandedDetails = false;
 var keyPressState = 0;
 
-// Should match security_interstitials::SecurityInterstitialCommands
-var CMD_DONT_PROCEED = 0;
-var CMD_PROCEED = 1;
-// Ways for user to get more information
-var CMD_SHOW_MORE_SECTION = 2;
-var CMD_OPEN_HELP_CENTER = 3;
-var CMD_OPEN_DIAGNOSTIC = 4;
-// Primary button actions
-var CMD_RELOAD = 5;
-var CMD_OPEN_DATE_SETTINGS = 6;
-var CMD_OPEN_LOGIN = 7;
-// Safe Browsing Extended Reporting
-var CMD_DO_REPORT = 8;
-var CMD_DONT_REPORT = 9;
-var CMD_OPEN_REPORTING_PRIVACY = 10;
-var CMD_OPEN_WHITEPAPER = 11;
-// Report a phishing error.
-var CMD_REPORT_PHISHING_ERROR = 12;
-
-/**
- * A convenience method for sending commands to the parent page.
- * @param {string} cmd  The command to send.
- */
-function sendCommand(cmd) {
-// <if expr="not is_ios">
-  window.domAutomationController.setAutomationId(1);
-  window.domAutomationController.send(cmd);
-// </if>
-// <if expr="is_ios">
-  // TODO(crbug.com/565877): Revisit message passing for WKWebView.
-  var iframe = document.createElement('IFRAME');
-  iframe.setAttribute('src', 'js-command:' + cmd);
-  document.documentElement.appendChild(iframe);
-  iframe.parentNode.removeChild(iframe);
-// </if>
-}
-
 /**
  * This allows errors to be skippped by typing a secret phrase into the page.
  * @param {string} e The key that was just pressed.