Remove all blimp network code.

blimp/BUILD.gn

 # Copyright 2015 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.
 
 import("//build/config/chrome_build.gni")
 import("//testing/test.gni")
 
 # Convenience meta-target for all of Blimp's production & test code.
 group("blimp") {
   # In spite of the name, this really just means that non-test targets
@@ skipping 16 matching lines @@
   ]
 
   if (is_linux) {
     deps += [ "//blimp/test/fake_engine:fake_engine_app_tests" ]
   }
 }
 
 test("blimp_unittests") {
   deps = [
     "//blimp/common:unit_tests",
-    "//blimp/net:unit_tests",
     "//blimp/test:run_all_unittests",
   ]
 
   if (is_android) {
     enable_multidex = true
   }
 }