Update GN files from previous commit as well.

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("//testing/test.gni")
 
 pdf_use_skia = false
 
 declare_args() {
   # On Android there's no system FreeType. On Windows and Mac, only a few
@@ skipping 731 matching lines @@
   configs -= [ "//build/config/compiler:chromium_code" ]
   configs += [ ":pdfium_config", "//build/config/compiler:no_chromium_code" ]
   include_dirs = [
     "//v8",
     "//v8/include",
   ]
 
   public_deps = [
     "//v8",
   ]
-  deps = [
-    "//v8:v8_libplatform",
-  ]
 }
 
 static_library("jsapi") {
   sources = [
     "fpdfsdk/include/jsapi/fxjs_v8.h",
     "fpdfsdk/src/jsapi/fxjs_v8.cpp",
   ]
 
   configs -= [ "//build/config/compiler:chromium_code" ]
   configs += [ ":pdfium_config", "//build/config/compiler:no_chromium_code" ]
@@ skipping 66 matching lines @@
     "testing/fx_string_testhelpers.h",
   ]
   deps = [
     "//testing/gtest",
     ":pdfium"
   ]
   include_dirs = [ "." ]
   configs -= [ "//build/config/compiler:chromium_code" ]
   configs += [ ":pdfium_config", "//build/config/compiler:no_chromium_code" ]
 }