Add GN For hpack fuzzing utilities and net_perftests.

BUILD.gn

 # Copyright (c) 2013 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.
 
 # This is the root build file for GN. GN will start processing by loading this
 # file, and recursively load all dependencies until all dependencies are either
 # resolved or known not to exist (which will cause the build to fail). So if
 # you add a new build file, there must be some path of dependencies from this
 # file to your new one or GN won't know about it.
 
@@ skipping 44 matching lines @@
     "//extensions:extensions_unittests",
     "//google_apis/gcm:gcm_unit_tests",
     "//gpu:gpu_unittests",
     "//ipc:ipc_tests",
     "//ipc/mojo:ipc_mojo_unittests",
     "//jingle:jingle_unittests",
     "//media:media_unittests",
     "//media/cast:cast_unittests",
     "//mojo",
     "//mojo/common:mojo_common_unittests",
+    "//net:hpack_example_generator",
+    "//net:hpack_fuzz_mutator",
+    "//net:hpack_fuzz_wrapper",
+    "//net:net_perftests",
     "//net:net_unittests",
     "//ppapi:ppapi_unittests",
     "//ppapi/examples",  # TODO(GYP): What's the GYP equivalent?
     "//printing:printing_unittests",
     "//skia:skia_unittests",
     "//sql:sql_unittests",
     "//sync:sync_unit_tests",
     "//third_party/WebKit/public:blink_tests",
     "//third_party/cacheinvalidation:cacheinvalidation_unittests",
     "//third_party/codesighs",
@@ skipping 100 matching lines @@
       "//chrome/test:sync_integration_tests",  # TODO(GYP) ??
       "//chrome/test:unit_tests",  # TODO(GYP)
 
       # Chromedriver shouldn't be compiled on Android.
       "//chrome/test/chromedriver:chromedriver_unittests",
       "//extensions:extensions_browsertests",
       "//extensions:extensions_unittests",
       "//google_apis/gcm:gcm_unit_tests",
       "//ipc:ipc_tests",  # TODO(GYP) ??
       "//jingle:jingle_unittests",  # TODO(GYP) ??
+      "//net:hpack_example_generator",
+      "//net:hpack_fuzz_mutator",
+      "//net:hpack_fuzz_wrapper",
+      "//net:net_perftests",
       "//net:net_unittests",
       "//ppapi/examples",
       "//third_party/pdfium/samples:pdfium_test",
       "//tools/gn",
       "//tools/gn:gn_unittests",
       "//ui/app_list:app_list_unittests",
       "//url:url_unittests",
     ]
 
     if (has_chrome_android_internal) {
@@ skipping 434 matching lines @@
       "//ui/touch_selection:ui_touch_selection_unittests",  # PASSES 2/25/2015
       "//ui/views:views_unittests",  # PASSES (*) 2/25/2015
       "//ui/wm:wm_unittests",  # PASSES 2/25/2015
       "//url:url_unittests",  # PASSES 2/25/2015
 
       # Note:
       # (*) Fails but failures match GYP build at time of testing.
     ]
   }
 }