Remove net-internals page for throttling, introduce flag for extension devs instead.

chrome/test/data/webui/net_internals/net_internals_test.js

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @fileoverview The way these tests work is as follows:
  * C++ in net_internals_ui_browsertest.cc does any necessary setup, and then
  * calls the entry point for a test with RunJavascriptTest.  The called
  * function can then use the assert/expect functions defined in test_api.js.
  * All callbacks from the browser are wrapped in such a way that they can
@@ skipping 223 matching lines @@
       export: ExportView.TAB_HANDLE_ID,
       import: ImportView.TAB_HANDLE_ID,
       proxy: ProxyView.TAB_HANDLE_ID,
       events: EventsView.TAB_HANDLE_ID,
       timeline: TimelineView.TAB_HANDLE_ID,
       dns: DnsView.TAB_HANDLE_ID,
       sockets: SocketsView.TAB_HANDLE_ID,
       spdy: SpdyView.TAB_HANDLE_ID,
       httpPipeline: HttpPipelineView.TAB_HANDLE_ID,
       httpCache: HttpCacheView.TAB_HANDLE_ID,
-      httpThrottling: HttpThrottlingView.TAB_HANDLE_ID,
       serviceProviders: ServiceProvidersView.TAB_HANDLE_ID,
       tests: TestView.TAB_HANDLE_ID,
       hsts: HSTSView.TAB_HANDLE_ID,
       logs: LogsView.TAB_HANDLE_ID,
       prerender: PrerenderView.TAB_HANDLE_ID,
       chromeos: CrosView.TAB_HANDLE_ID
     };
 
     assertEquals(typeof hashToTabHandleIdMap[hash], 'string',
                  'Invalid tab anchor: ' + hash);
@@ skipping 416 matching lines @@
     ];
 
     for (var i = 0; i < allIds.length; ++i) {
       var curId = allIds[i];
       expectEquals(nodeId == curId, NetInternalsTest.nodeIsVisible($(curId)));
     }
   };
 
   return NetInternalsTest;
 })();