Expose a low-end device mode override flags for non-android OSs as well

base/android/sys_utils_android.cc

-// Copyright 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.
-
-#include "base/android/sys_utils.h"
+#include "base/android/sys_utils_android.h"
 
 #include "base/android/build_info.h"
-#include "base/sys_info.h"
 #include "jni/SysUtils_jni.h"
 
 namespace base {
 namespace android {
 
-bool SysUtils::Register(JNIEnv* env) {
+bool SysUtilsAndroid::Register(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
-bool SysUtils::IsLowEndDeviceFromJni() {
+bool SysUtilsAndroid::IsLowEndDeviceFromJni() {
   JNIEnv* env = AttachCurrentThread();
   return Java_SysUtils_isLowEndDevice(env);
 }
 
-bool SysUtils::IsLowEndDevice() {
-  static bool is_low_end = IsLowEndDeviceFromJni();
-  return is_low_end;
-}
-
-size_t SysUtils::AmountOfPhysicalMemoryKBFromJni() {
+size_t SysUtilsAndroid::AmountOfPhysicalMemoryKBFromJni() {
   JNIEnv* env = AttachCurrentThread();
   return static_cast<size_t>(Java_SysUtils_amountOfPhysicalMemoryKB(env));
 }
 
+}  // namespace android
+
+bool SysUtils::IsLowEndDevice() {
+  static bool is_low_end = android::SysUtilsAndroid::IsLowEndDeviceFromJni();

[willchan no longer on Chromium, 2013/12/26 19:02:39]

This is racy too

[ostap, 2014/01/20 08:12:24]

Done.

+  return is_low_end;
+}
+
 size_t SysUtils::AmountOfPhysicalMemoryKB() {
-  static size_t amount_of_ram = AmountOfPhysicalMemoryKBFromJni();
+  static size_t amount_of_ram =
+      android::SysUtilsAndroid::AmountOfPhysicalMemoryKBFromJni();
   return amount_of_ram;
 }
 
-SysUtils::SysUtils() { }
+}  // namespace base
 
-}  // namespace android
-}  // namespace base