Override DevTools security summary when a Safe Browsing warning shows.

third_party/WebKit/Source/core/inspector/browser_protocol.json

Index: third_party/WebKit/Source/core/inspector/browser_protocol.json
diff --git a/third_party/WebKit/Source/core/inspector/browser_protocol.json b/third_party/WebKit/Source/core/inspector/browser_protocol.json
index 482a8db0b3b8dae64e71ed1d0b990b83cb12e0b2..7fe3bc0bb60bb503e1d21c000311fa7f33b4d08c 100644
--- a/third_party/WebKit/Source/core/inspector/browser_protocol.json
+++ b/third_party/WebKit/Source/core/inspector/browser_protocol.json
@@ -905,9 +905,10 @@
                 "description": "The security state of the page changed.",
                 "parameters": [
                     { "name": "securityState", "$ref": "SecurityState", "description": "Security state." },
-                    { "name": "explanations", "type": "array", "items": { "$ref": "SecurityStateExplanation" }, "description": "List of explanations for the security state. If the overall security state is `insecure` or `warning`, at least one corresponding explanation should be included.", "optional": true },
-                    { "name": "insecureContentStatus", "$ref": "InsecureContentStatus", "description": "Information about insecure content on the page.", "optional": true },
-                    { "name": "schemeIsCryptographic", "type": "boolean", "description": "True if the page was loaded over cryptographic transport such as HTTPS.", "optional": true }
+                    { "name": "summaryOverride", "type": "string", "description": "Overrides user-visible description of the state." },

[dgozman, 2016/12/09 20:57:38]

What does the "overrides" mean? Let's just say "summary", especially since it's
not optional. I'm not even sure what is the default summary this is supposed to
override.

+                    { "name": "schemeIsCryptographic", "type": "boolean", "description": "True if the page was loaded over cryptographic transport such as HTTPS." },
+                    { "name": "explanations", "type": "array", "items": { "$ref": "SecurityStateExplanation" }, "description": "List of explanations for the security state. If the overall security state is `insecure` or `warning`, at least one corresponding explanation should be included." },
+                    { "name": "insecureContentStatus", "$ref": "InsecureContentStatus", "description": "Information about insecure content on the page." }
                 ]
             }
         ]