[DevTools] Handle emulation in embedder, call into web API.

content/browser/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/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//content/browser/browser.gni")
 import("//media/media_options.gni")
 
@@ skipping 103 matching lines @@
       "//third_party/libyuv",
       "//third_party/mojo/src/mojo/public/cpp/bindings",
       "//third_party/mojo/src/mojo/public/interfaces/application",
       "//third_party/mojo/src/mojo/public/js",
       "//ui/resources",
       "//ui/surface",
       "//ui/touch_selection",
     ]
   }
 
-  configs += [ "//content:content_implementation" ]
+  configs += [
+    "//content:content_implementation",
+    "//third_party/WebKit/public:debug_devtools",
+  ]
 
   if (toolkit_views) {
     deps += [ "//ui/events" ]
   }
 
   if (is_win) {
     sources += [
       "power_profiler/power_data_provider_ia_win.cc",
       "power_profiler/power_data_provider_ia_win.h",
     ]
@@ skipping 306 matching lines @@
   }
 
   if (is_linux && use_openssl) {
     deps += [ "//third_party/boringssl" ]
   }
 
   if (enable_media_mojo_renderer) {
     deps += [ "//media/mojo/services:renderer_service" ]
   }
 }