DevTools: merge devtools_http_handler into content - it is used in all the embedders anyways.

content/shell/BUILD.gn

 # Copyright 2014 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/features.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 import("//build/config/ui.gni")
 import("//build/config/win/console_app.gni")
 import("//build/config/win/manifest.gni")
 import("//media/media_options.gni")
@@ skipping 203 matching lines @@
     "//content/public/utility",
   ]
   deps = [
     ":mojo_bindings",
     ":resources",
     "//base",
     "//base:base_static",
     "//base/third_party/dynamic_annotations",
     "//cc",
     "//components/crash/content/app:app_breakpad_mac_win_to_be_deleted",
-    "//components/devtools_http_handler",
     "//components/plugins/renderer",
     "//components/test_runner:test_runner",
     "//components/url_formatter",
     "//components/web_cache/renderer",
     "//content:resources",
     "//content/app/resources",
     "//content/app/strings",
     "//content/gpu",
     "//content/test:content_test_mojo_bindings",
     "//content/test:layouttest_support",
@@ skipping 507 matching lines @@
       "{{bundle_resources_dir}}/{{source_file_part}}",
     ]
   }
 }
 
 mojom("mojo_bindings") {
   sources = [
     "common/layout_test/layout_test_bluetooth_fake_adapter_setter.mojom",
   ]
 }