[Mac/GN] When using debug_devtools=true, bundle the inspector resources using a symlink.

chrome/test/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/chrome_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//chrome/chrome_tests.gni")
@@ skipping 837 matching lines @@
     ]
     sources +=
         rebase_path(chrome_tests_gypi_values.chrome_browser_tests_sources,
                     ".",
                     "//chrome")
     sources += rebase_path(
             chrome_tests_gypi_values.chrome_browser_extensions_test_support_sources,
             ".",
             "//chrome")
 
-    configs += [ "//build/config:precompiled_headers" ]
+    configs += [
+      "//build/config:precompiled_headers",
+      "//third_party/WebKit/public:debug_devtools",
+    ]
 
     data = [
       "data/",
       "//chrome/browser/policy/test/asn1der.py",
       "//chrome/browser/policy/test/policy_testserver.py",
       "//chrome/common/extensions/docs/examples/apps/calculator/",
       "//chrome/third_party/mock4js/",
       "//content/test/data/",
       "//google_apis/test/",
       "//media/test/data/",
@@ skipping 168 matching lines @@
         configs +=
             [ "//build/config/win:default_large_module_incremental_linking" ]
       }
       if (is_linux) {
         data_deps += [
           "//components/nacl/loader:nacl_helper",
           "//components/nacl/loader:helper_nonsfi",
         ]
       }
     }
-    if (debug_devtools) {
-      defines += [ "DEBUG_DEVTOOLS=1" ]

[Nico, 2016/06/02 18:03:46]

why is this going away?

[Robert Sesek, 2016/06/02 18:20:08]

I switched to using the config, which all other places use.

https://code.google.com/p/chromium/codesearch#search/&q=debug_devtools%20file...

-    }
     if (use_ash) {
       sources +=
           rebase_path(chrome_tests_gypi_values.chrome_browser_tests_ash_sources,
                       ".",
                       "//chrome")
       deps += [ "//ash:test_support" ]
 
       if (enable_app_list) {
         deps += [ ":test_support_applist_ash" ]
       }
@@ skipping 1324 matching lines @@
 if (is_android) {
   android_library("unit_tests_java") {
     java_files = [ "android/unit_tests_apk/src/org/chromium/chrome/unit_tests_apk/ChromeNativeTestApplication.java" ]
     deps = [
       "//base:base_java",
       "//chrome/android:chrome_java",
       "//content/public/android:content_java",
     ]
   }
 }