WebUI: Move test_browser_proxy.js one level up.

chrome/test/data/webui/settings/test_extension_control_browser_proxy.js

Index: chrome/test/data/webui/settings/test_extension_control_browser_proxy.js
diff --git a/chrome/test/data/webui/settings/test_extension_control_browser_proxy.js b/chrome/test/data/webui/settings/test_extension_control_browser_proxy.js
index 2d08c2a9eb05f2f90d5557cb7038282e12ba644d..c0e0ff98d1e67228bef28456ac36c0d773e009b6 100644
--- a/chrome/test/data/webui/settings/test_extension_control_browser_proxy.js
+++ b/chrome/test/data/webui/settings/test_extension_control_browser_proxy.js
@@ -5,17 +5,17 @@
 /**
  * @constructor
  * @implements {settings.ExtensionControlBrowserProxy}
- * @extends {settings.TestBrowserProxy}
+ * @extends {test.TestBrowserProxy}
  */
 function TestExtensionControlBrowserProxy() {
-  settings.TestBrowserProxy.call(this, [
+  test.TestBrowserProxy.call(this, [
     'disableExtension',
     'manageExtension',
   ]);
 }
 
 TestExtensionControlBrowserProxy.prototype = {
-  __proto__: settings.TestBrowserProxy.prototype,
+  __proto__: test.TestBrowserProxy.prototype,
 
   /** @override */
   disableExtension: function(extensionId) {