GN: Depend on actual v8, not a stub target

Source/platform/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/ui.gni")
 import("//third_party/WebKit/Source/build/scripts/scripts.gni")
 import("//third_party/WebKit/Source/config.gni")
 import("//third_party/WebKit/Source/platform/platform_generated.gni")
 
 platform_gypi = exec_script(
@@ skipping 155 matching lines @@
   sources = platform_gypi.platform_files
   sources -= blink_platform_neon_files
 
   # Add in the generated files.
   sources +=
     get_target_outputs(":font_family_names") +
     get_target_outputs(":runtime_enabled_features") +
     get_target_outputs(":color_data")
 
   configs += [
-    ":v8_stub_config",
     "//third_party/WebKit/Source:config",
     "//third_party/WebKit/Source:non_test_config",
   ]
 
   defines = [
     "BLINK_PLATFORM_IMPLEMENTATION=1",
     "INSIDE_BLINK",
   ]
 
   include_dirs = [
@@ skipping 12 matching lines @@
     "//third_party/iccjpeg",
     "//third_party/icu",
     "//third_party/libpng",
     "//third_party/libwebp",
     "//third_party/ots",
     "//third_party/qcms",
     "//third_party/WebKit/Source/wtf",
     "//third_party/WebKit/Source/platform/heap",
     "//url",
     #'blink_heap_asm_stubs',
-    # TODO(GYP) also remove v8_stub_config when this is added, and uncomment
-    # V8 in the forward statement below.
-    #"//v8",
+    "//v8",
   ]
 
   forward_dependent_configs_from = [
     "//gpu/command_buffer/client:gles2_c_lib",
     "//skia",
     "//third_party:jpeg",
     "//third_party/iccjpeg",
     "//third_party/libpng",
     "//third_party/libwebp",
     "//third_party/ots",
     "//third_party/qcms",
     "//url",
-    # TODO(GYP)
-    #"//v8",
+    "//v8",
   ]
 
   if (is_mac) {
     sources -= [
       "fonts/harfbuzz/FontHarfBuzz.cpp",
       "fonts/harfbuzz/FontPlatformDataHarfBuzz.cpp",
       "fonts/harfbuzz/HarfBuzzFaceSkia.cpp",
       "fonts/opentype/OpenTypeTypes.h",
       "fonts/opentype/OpenTypeVerticalData.cpp",
       "fonts/opentype/OpenTypeVerticalData.h",
@@ skipping 216 matching lines @@
     #'cflags': ['-marm'],
     #    'conditions': [
     #      ['OS=="android"', {
     #        'cflags!': ['-mthumb'],
     #      }],
     #    ],
 
     deps = [ ":blink_common" ]
   }
 }
-
-# This config is a placeholder to set up the V8 include path while the V8 GN
-# build is being worked on.
-config("v8_stub_config") {
-  include_dirs = [ "//v8/include" ]
-}