DevTools: pass theme name to the extensions.

third_party/WebKit/Source/devtools/front_end/extensions/ExtensionAPI.js

 /*
  * Copyright (C) 2012 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 959 matching lines @@
     // extensions)
     var devtools_descriptor = Object.getOwnPropertyDescriptor(chrome, "devtools");
     if (!devtools_descriptor || devtools_descriptor.get)
         Object.defineProperty(chrome, "devtools", { value: {}, enumerable: true });
     // Only expose tabId on chrome.devtools.inspectedWindow, not webInspector.inspectedWindow.
     chrome.devtools.inspectedWindow = {};
     chrome.devtools.inspectedWindow.__defineGetter__("tabId", getTabId);
     chrome.devtools.inspectedWindow.__proto__ = coreAPI.inspectedWindow;
     chrome.devtools.network = coreAPI.network;
     chrome.devtools.panels = coreAPI.panels;
+    chrome.devtools.panels.themeName = themeName;

[caseq, 2016/06/21 09:50:09]

Let's either make it a function, a getter or an immutable property.

[pfeldman, 2016/06/27 15:13:21]

I can't make it immutable for the backwards compat reasons. And I don't know how
function is better!

 
     // default to expose experimental APIs for now.
     if (extensionInfo.exposeExperimentalAPIs !== false) {
         chrome.experimental = chrome.experimental || {};
         chrome.experimental.devtools = chrome.experimental.devtools || {};
 
         var properties = Object.getOwnPropertyNames(coreAPI);
         for (var i = 0; i < properties.length; ++i) {
             var descriptor = Object.getOwnPropertyDescriptor(coreAPI, properties[i]);
             Object.defineProperty(chrome.experimental.devtools, properties[i], descriptor);
         }
         chrome.experimental.devtools.inspectedWindow = chrome.devtools.inspectedWindow;
     }
     if (extensionInfo.exposeWebInspectorNamespace)
         window.webInspector = coreAPI;
 }
 
 /**
  * @param {!ExtensionDescriptor} extensionInfo
  * @param {string} inspectedTabId
+ * @param {string} themeName
  * @return {string}
  */
-function buildPlatformExtensionAPI(extensionInfo, inspectedTabId)
+function buildPlatformExtensionAPI(extensionInfo, inspectedTabId, themeName)
 {
     return "var extensionInfo = " + JSON.stringify(extensionInfo) + ";" +
        "var tabId = " + inspectedTabId + ";" +
+       "var themeName = '" + themeName + "';" +
        platformExtensionAPI.toString();
 }
 
 /**
  * @param {!ExtensionDescriptor} extensionInfo
  * @param {string} inspectedTabId
+ * @param {string} themeName
  * @return {string}
  */
-function buildExtensionAPIInjectedScript(extensionInfo, inspectedTabId)
+function buildExtensionAPIInjectedScript(extensionInfo, inspectedTabId, themeName)
 {
     return "(function(injectedScriptId){ " +
         "var extensionServer;" +
         defineCommonExtensionSymbols.toString() + ";" +
         injectedExtensionAPI.toString() + ";" +
-        buildPlatformExtensionAPI(extensionInfo, inspectedTabId) + ";" +
+        buildPlatformExtensionAPI(extensionInfo, inspectedTabId, themeName) + ";" +
         "platformExtensionAPI(injectedExtensionAPI(injectedScriptId));" +
         "return {};" +
         "})";
 }