Make devtools use common generated blink source directory instead of gen/webkit.

chrome/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/locales.gni")
 import("//build/config/ui.gni")
 import("//chrome/chrome_repack_locales.gni")
 import("//chrome/version.gni")
 
@@ skipping 338 matching lines @@
   ]
 
   if (!is_ios && !is_android) {
     # New paks should be added here by default.
     sources += [
       "$root_gen_dir/chrome/component_extension_resources.pak",
       "$root_gen_dir/chrome/options_resources.pak",
       "$root_gen_dir/chrome/quota_internals_resources.pak",
       "$root_gen_dir/chrome/sync_file_system_internals_resources.pak",
       "$root_gen_dir/chrome/webrtc_device_provider_resources.pak",
-      "$root_gen_dir/webkit/devtools_resources.pak",
+      "$root_gen_dir/blink/devtools_resources.pak",
     ]
     deps += [
       "//chrome/browser/devtools:webrtc_device_provider_resources",
       "//chrome/browser/resources:component_extension_resources",
       "//chrome/browser/resources:options_resources",
       "//chrome/browser/resources:quota_internals_resources",
       "//chrome/browser/resources:sync_file_system_internals_resources",
       "//content/browser/devtools:devtools_resources",
     ]
   }
@@ skipping 210 matching lines @@
       "//chrome/browser",
       "//chrome/browser/ui",
       "//chrome/plugin",
       "//chrome/renderer",
       "//chrome/utility",
       "//components/enhanced_bookmarks",
       "//content/public/app:browser",
     ]
   }
 }