Override DevTools security summary when a Safe Browsing warning shows.

third_party/WebKit/Source/devtools/front_end/security/SecurityModel.js

Index: third_party/WebKit/Source/devtools/front_end/security/SecurityModel.js
diff --git a/third_party/WebKit/Source/devtools/front_end/security/SecurityModel.js b/third_party/WebKit/Source/devtools/front_end/security/SecurityModel.js
index f1d91a77fcf4ad9116d763030bd583db249fb9b1..26286ec9f166f3de75fae64cf9e3e587200dc21b 100644
--- a/third_party/WebKit/Source/devtools/front_end/security/SecurityModel.js
+++ b/third_party/WebKit/Source/devtools/front_end/security/SecurityModel.js
@@ -74,12 +74,14 @@ Security.PageSecurityState = class {
   /**
    * @param {!Protocol.Security.SecurityState} securityState
    * @param {!Array<!Protocol.Security.SecurityStateExplanation>} explanations
+   * @param {?string} summary
    * @param {?Protocol.Security.InsecureContentStatus} insecureContentStatus
    * @param {boolean} schemeIsCryptographic
    */
-  constructor(securityState, explanations, insecureContentStatus, schemeIsCryptographic) {
+  constructor(securityState, explanations, summary, insecureContentStatus, schemeIsCryptographic) {
     this.securityState = securityState;
     this.explanations = explanations;
+    this.summary = summary;
     this.insecureContentStatus = insecureContentStatus;
     this.schemeIsCryptographic = schemeIsCryptographic;
   }
@@ -98,12 +100,13 @@ Security.SecurityDispatcher = class {
    * @override
    * @param {!Protocol.Security.SecurityState} securityState
    * @param {!Array<!Protocol.Security.SecurityStateExplanation>=} explanations
+   * @param {string=} summary
    * @param {!Protocol.Security.InsecureContentStatus=} insecureContentStatus
    * @param {boolean=} schemeIsCryptographic
    */
-  securityStateChanged(securityState, explanations, insecureContentStatus, schemeIsCryptographic) {
+  securityStateChanged(securityState, explanations, summary, insecureContentStatus, schemeIsCryptographic) {
     var pageSecurityState = new Security.PageSecurityState(
-        securityState, explanations || [], insecureContentStatus || null, schemeIsCryptographic || false);
+        securityState, explanations || [], summary || null, insecureContentStatus || null, schemeIsCryptographic || false);
     this._model.dispatchEventToListeners(Security.SecurityModel.Events.SecurityStateChanged, pageSecurityState);
   }
 };