Introduce browser-side plumbing for sending the lock icon status to DevTools.

chrome/browser/ssl/connection_security_helper.cc

Index: chrome/browser/ssl/connection_security_helper.cc
diff --git a/chrome/browser/ssl/connection_security_helper.cc b/chrome/browser/ssl/connection_security_helper.cc
index 63455835bb614efb709850c2695e0c1a78d84b03..935acf52f08480b457cbd626518b55995f840cb3 100644
--- a/chrome/browser/ssl/connection_security_helper.cc
+++ b/chrome/browser/ssl/connection_security_helper.cc
@@ -128,3 +128,23 @@ ConnectionSecurityHelper::GetSecurityLevelForWebContents(
       return NONE;
   }
 }
+
+content::SecurityStyle ConnectionSecurityHelper::GetSecurityStyleForWebContents(
+    const content::WebContents* web_contents) {
+  SecurityLevel security_level = GetSecurityLevelForWebContents(web_contents);
+
+  switch (security_level) {
+    case NONE:
+      return content::SECURITY_STYLE_UNAUTHENTICATED;
+    case EV_SECURE:
+    case SECURE:
+      return content::SECURITY_STYLE_AUTHENTICATED;
+    case SECURITY_WARNING:
+    case SECURITY_POLICY_WARNING:
+      return content::SECURITY_STYLE_WARNING;
+    case SECURITY_ERROR:
+      return content::SECURITY_STYLE_AUTHENTICATION_BROKEN;
+  }
+  NOTREACHED();

[Ryan Sleevi, 2015/06/03 23:43:52]

nit: tend to prefer a newline between 147 & 148 for visual separation

[lgarron, 2015/06/04 00:26:34]

Done.

+  return content::SECURITY_STYLE_UNKNOWN;
+}