DevTools: Introduce device dependent CPU throttling rates.

third_party/WebKit/Source/devtools/front_end/emulation/EmulatedDevices.js

Index: third_party/WebKit/Source/devtools/front_end/emulation/EmulatedDevices.js
diff --git a/third_party/WebKit/Source/devtools/front_end/emulation/EmulatedDevices.js b/third_party/WebKit/Source/devtools/front_end/emulation/EmulatedDevices.js
index aca67d2cf0d885387277664521cf4ac2ef6a78da..0f154bb6b895ab9a75269d09a29df204c1ea3620 100644
--- a/third_party/WebKit/Source/devtools/front_end/emulation/EmulatedDevices.js
+++ b/third_party/WebKit/Source/devtools/front_end/emulation/EmulatedDevices.js
@@ -21,6 +21,8 @@ WebInspector.EmulatedDevice = function()
     this.capabilities = [WebInspector.EmulatedDevice.Capability.Touch, WebInspector.EmulatedDevice.Capability.Mobile];
     /** @type {string} */
     this.userAgent = "";
+    /** @type {number} */
+    this.octaneScore = 0;
     /** @type {!Array.<!WebInspector.EmulatedDevice.Mode>} */
     this.modes = [];
 
@@ -140,6 +142,7 @@ WebInspector.EmulatedDevice.fromJSONV1 = function(json)
         result.title = /** @type {string} */ (parseValue(json, "title", "string"));
         result.type = /** @type {string} */ (parseValue(json, "type", "string"));
         result.userAgent = /** @type {string} */ (parseValue(json, "user-agent", "string"));
+        result.octaneScore = /** @type {number} */ (parseValue(json, "octane-score", "number", 0));
 
         var capabilities = parseValue(json, "capabilities", "object", []);
         if (!Array.isArray(capabilities))
@@ -250,6 +253,8 @@ WebInspector.EmulatedDevice.prototype = {
         json["screen"]["vertical"] = this._orientationToJSON(this.vertical);
         json["screen"]["horizontal"] = this._orientationToJSON(this.horizontal);
 
+        json["octane-score"] = this.octaneScore;
+
         json["modes"] = [];
         for (var i = 0; i < this.modes.length; ++i) {
             var mode = {};