DevTools: enable front-end to use external services for additional capabilities.

third_party/WebKit/Source/devtools/front_end/Runtime.js

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 341 matching lines @@
 /**
  * @param {string} name
  * @return {?string}
  */
 Runtime.queryParam = function(name)
 {
     return Runtime._queryParamsObject[name] || null;
 }
 
 /**
- * @param {!Array.<string>} banned
- * @return {string}
- */
-Runtime.constructQueryParams = function(banned)
-{
-    var params = [];
-    for (var key in Runtime._queryParamsObject) {
-        if (!key || banned.indexOf(key) !== -1)
-            continue;
-        params.push(key + "=" + Runtime._queryParamsObject[key]);
-    }
-    return params.length ? "?" + params.join("&") : "";
-}
-
-/**
  * @return {!Object}
  */
 Runtime._experimentsSetting = function()
 {
     try {
         return /** @type {!Object} */ (JSON.parse(self.localStorage && self.localStorage["experiments"] ? self.localStorage["experiments"] : "{}"));
     } catch (e) {
         console.error("Failed to parse localStorage['experiments']");
         return {};
     }
@@ skipping 722 matching lines @@
 {
     var queryParams = location.search;
     if (!queryParams)
         return;
     var params = queryParams.substring(1).split("&");
     for (var i = 0; i < params.length; ++i) {
         var pair = params[i].split("=");
         var name = pair.shift();
         Runtime._queryParamsObject[name] = pair.join("=");
     }
+    var flags = Runtime._queryParamsObject["flags"];
+    delete Runtime._queryParamsObject["flags"];
+    if (flags) {
+        try {
+            var parsedFlags = JSON.parse(window.decodeURIComponent(flags));
+            for (var key in parsedFlags)
+                Runtime._queryParamsObject[key] = parsedFlags[key];
+        } catch(e) {
+            console.error("Invalid startup flag: " + e);
+        }
+    }
 })();}
 
 
 // This must be constructed after the query parameters have been parsed.
 Runtime.experiments = new Runtime.ExperimentsSupport();
 
 /**
  * @type {?string}
  */
 Runtime._remoteBase = Runtime.queryParam("remoteBase");
@@ skipping 12 matching lines @@
 {
     var sourceURL = self.location.href;
     if (self.location.search)
         sourceURL = sourceURL.replace(self.location.search, "");
     sourceURL = sourceURL.substring(0, sourceURL.lastIndexOf("/") + 1) + path;
     return "\n/*# sourceURL=" + sourceURL + " */";
 }
 
 /** @type {!Runtime} */
 var runtime;