Revert of Add build_config_functions.h to avoid #ifdef

build/build_config_functions.h

Index: build/build_config_functions.h
diff --git a/build/build_config_functions.h b/build/build_config_functions.h
deleted file mode 100644
index bd1b385fe4dc44d06e233057a1aba70a1174e11d..0000000000000000000000000000000000000000
--- a/build/build_config_functions.h
+++ /dev/null
@@ -1,110 +0,0 @@
-// Copyright (c) 2013 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.
-
-// These helpers allow to avoid the use of an #ifdef when the code can
-// compile without them. Thanks to compiler optimizations, the final generated
-// binary should look the same when using these.
-
-#ifndef BUILD_BUILD_CONFIG_FUNCTIONS_H_
-#define BUILD_BUILD_CONFIG_FUNCTIONS_H_
-
-#include "build/build_config.h"
-
-namespace build {
-
-namespace {
-
-inline bool IsASANBuild() {
-#if defined(ADDRESS_SANITIZER)
-  return true;
-#else
-  return false;
-#endif
-}
-
-inline bool IsLinux() {
-#if defined(OS_LINUX)
-  return true;
-#else
-  return false;
-#endif
-}
-
-inline bool IsChromeOS() {
-#if defined(OS_CHROMEOS)
-  return true;
-#else
-  return false;
-#endif
-}
-
-inline bool IsAndroid() {
-#if defined(OS_ANDROID)
-  return true;
-#else
-  return false;
-#endif
-}
-
-inline bool IsPOSIX() {
-#if defined(OS_POSIX)
-  return true;
-#else
-  return false;
-#endif
-}
-
-inline bool IsWindows() {
-#if defined(OS_WIN)
-  return true;
-#else
-  return false;
-#endif
-}
-
-inline bool IsMac() {
-#if defined(OS_MACOSX)
-  return true;
-#else
-  return false;
-#endif
-}
-
-inline bool IsArchitectureX86_64() {
-#if defined(ARCH_CPU_X86_64)
-  return true;
-#else
-  return false;
-#endif
-}
-
-inline bool IsArchitectureI386() {
-#if defined(ARCH_CPU_X86)
-  return true;
-#else
-  return false;
-#endif
-}
-
-inline bool IsArchitectureARM() {
-#if defined(ARCH_CPU_ARM_FAMILY)
-  return true;
-#else
-  return false;
-#endif
-}
-
-inline bool IsUsingToolKitGtk() {
-#if defined(TOOLKIT_GTK)
-  return true;
-#else
-  return false;
-#endif
-}
-
-}  // namespace.
-
-}  // namespace build.
-
-#endif  // BUILD_BUILD_CONFIG_FUNCTIONS_H_