SameSite: Teach devtools about the new 'samesite' syntax.

third_party/WebKit/Source/devtools/front_end/sdk/CookieParser.js

Index: third_party/WebKit/Source/devtools/front_end/sdk/CookieParser.js
diff --git a/third_party/WebKit/Source/devtools/front_end/sdk/CookieParser.js b/third_party/WebKit/Source/devtools/front_end/sdk/CookieParser.js
index 1bea7702ad4e362dc36dd8bd4b13037c282d4dd4..bed22656577e57ddffb7cf0a3d854259276a3330 100644
--- a/third_party/WebKit/Source/devtools/front_end/sdk/CookieParser.js
+++ b/third_party/WebKit/Source/devtools/front_end/sdk/CookieParser.js
@@ -258,11 +258,11 @@ WebInspector.Cookie.prototype = {
     },
 
     /**
-     * @return {boolean}
+     * @return {string}
      */
     sameSite: function ()
     {
-        return "samesite" in this._attributes;
+        return this._attributes["samesite"];
     },
 
     /**
@@ -382,6 +382,14 @@ WebInspector.Cookie.Type = {
     Response: 1
 };
 
+/**
+ * @enum {string}
+ */
+WebInspector.Cookie.SameSiteMode = {

[dgozman, 2016/04/05 17:34:53]

There should be auto-generated NetworkAgent.CookieSameSite enum with
NetworkAgent.CookieSameSite.Lax and NetworkAgent.CookieSameSite.Strict values.

Also, I don't see you using it anywhere.

[Mike West, 2016/04/05 17:55:10]

Yeah. I'll just drop this entirely. Thanks!

+    Strict: "Strict",
+    Lax: "Lax",
+};
+
 WebInspector.Cookies = {}
 
 /**
@@ -428,8 +436,8 @@ WebInspector.Cookies._parseProtocolCookie = function(target, protocolCookie)
         cookie.addAttribute("httpOnly");
     if (protocolCookie["secure"])
         cookie.addAttribute("secure");
-    if (protocolCookie["sameSite"])
-        cookie.addAttribute("sameSite");
+    if (protocolCookie["sameSite"] != undefined)

[dgozman, 2016/04/05 17:34:54]

Omit comparison with undefined, just |if (protocolCookie[...])|

+        cookie.addAttribute("sameSite", protocolCookie["sameSite"]);
     cookie.setSize(protocolCookie["size"]);
     return cookie;
 }