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

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/features.gni")
 import("//build/config/ui.gni")
 import("//content/browser/browser.gni")
 import("//media/media_options.gni")
 
 source_set("browser") {
@@ skipping 63 matching lines @@
 
     # TODO(GYP) these generated files are listed as sources in content_browser.
     # This is a bit suspicious. The GN grit template will make a source set
     # containing the generated code so it should be sufficient to just depend
     # on the grit rule. But maybe some of these will need to be added?
     #
     # Need this annoying rebase_path call to match what happened with the
     # sources.
     sources -= rebase_path(
             [
-              "$root_gen_dir/webkit/grit/devtools_resources.h",
-              "$root_gen_dir/webkit/grit/devtools_resources_map.cc",
-              "$root_gen_dir/webkit/grit/devtools_resources_map.h",
+              "$root_gen_dir/blink/grit/devtools_resources.h",
+              "$root_gen_dir/blink/grit/devtools_resources_map.cc",
+              "$root_gen_dir/blink/grit/devtools_resources_map.h",
               "$root_gen_dir/content/browser/tracing/grit/tracing_resources.h",
               "$root_gen_dir/ui/resources/grit/webui_resources_map.cc",
               "$root_gen_dir/content/browser/devtools/protocol/devtools_protocol_dispatcher.cc",
               "$root_gen_dir/content/browser/devtools/protocol/devtools_protocol_dispatcher.h",
             ],
             ".")
 
     # Non-iOS deps.
     deps += [
       "//cc",
@@ skipping 332 matching lines @@
 
   if (enable_browser_cdms) {
     sources += [
       "media/cdm/browser_cdm_manager.cc",
       "media/cdm/browser_cdm_manager.h",
       "media/media_web_contents_observer.cc",
       "media/media_web_contents_observer.h",
     ]
   }
 }