[Windows MSVC CFG] Add support for CFG, and enable on chrome.exe & chrome_elf.dll.

chrome_elf/BUILD.gn

 # Copyright 2015 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.
 
 # Chrome elf targets (excepting tests) should only link in kernel32.
 # Please don't add dependencies on any other system libraries.
 
 import("//build/config/win/manifest.gni")
 import("//chrome/process_version_rc_template.gni")
 import("//testing/test.gni")
@@ skipping 33 matching lines @@
     ":crash",
     ":hook_util",
     ":security",
     "//build/config/sanitizers:deps",
     "//chrome/install_static:install_static_util",
     "//chrome_elf/nt_registry:nt_registry",
   ]
   configs += [ "//build/config/win:windowed" ]
   configs -= [ "//build/config/win:console" ]
 
+  # Turn on CFG for this project.
+  configs += [ "//build/config/win:win_msvc_cfg" ]
+
   # Delay loads in this list will prevent user32.dll
   # from loading too early.
   ldflags = [
     "/DELAYLOAD:advapi32.dll",
     "/DELAYLOAD:dbghelp.dll",
     "/DELAYLOAD:rpcrt4.dll",
     "/DELAYLOAD:winmm.dll",
   ]
   if (current_cpu == "x86") {
     # Don"t set an x64 base address (to avoid breaking HE-ASLR).
@@ skipping 207 matching lines @@
 
 shared_library("hook_util_test_dll") {
   sources = [
     "hook_util/test/hook_util_test_dll.cc",
     "hook_util/test/hook_util_test_dll.h",
   ]
   deps = [
     "//build/config/sanitizers:deps",
   ]
 }