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

content/child/blink_platform_impl.cc

 // 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.
 
 #include "content/child/blink_platform_impl.h"
 
 #include <math.h>
 
 #include <vector>
 
 #include "base/allocator/allocator_extension.h"
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/singleton.h"
 #include "base/message_loop/message_loop.h"
 #include "base/metrics/histogram.h"
 #include "base/metrics/sparse_histogram.h"
 #include "base/metrics/stats_counters.h"
 #include "base/process/process_metrics.h"
 #include "base/rand_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/synchronization/lock.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/sys_info.h"
+#include "base/sys_utils.h"
 #include "base/time/time.h"
 #include "content/child/content_child_helpers.h"
 #include "content/child/fling_curve_configuration.h"
 #include "content/child/web_discardable_memory_impl.h"
 #include "content/child/web_socket_stream_handle_impl.h"
 #include "content/child/web_url_loader_impl.h"
 #include "content/child/websocket_bridge.h"
 #include "content/child/webthread_impl.h"
 #include "content/child/worker_task_runner.h"
 #include "content/public/common/content_client.h"
 #include "grit/blink_resources.h"
 #include "grit/webkit_resources.h"
 #include "grit/webkit_strings.h"
 #include "net/base/data_url.h"
 #include "net/base/mime_util.h"
 #include "net/base/net_errors.h"
 #include "third_party/WebKit/public/platform/WebConvertableToTraceFormat.h"
 #include "third_party/WebKit/public/platform/WebData.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/WebKit/public/platform/WebWaitableEvent.h"
 #include "ui/base/layout.h"
 
 #if defined(OS_ANDROID)
-#include "base/android/sys_utils.h"
 #include "content/child/fling_animator_impl_android.h"
 #endif
 
 #if !defined(NO_TCMALLOC) && defined(USE_TCMALLOC) && !defined(OS_WIN)
 #include "third_party/tcmalloc/chromium/src/gperftools/heap-profiler.h"
 #endif
 
 using blink::WebData;
 using blink::WebFallbackThemeEngine;
 using blink::WebLocalizedString;
@@ skipping 985 matching lines @@
 BlinkPlatformImpl::allocateAndLockDiscardableMemory(size_t bytes) {
   base::DiscardableMemoryType type =
       base::DiscardableMemory::GetPreferredType();
   if (type == base::DISCARDABLE_MEMORY_TYPE_EMULATED)
     return NULL;
   return content::WebDiscardableMemoryImpl::CreateLockedMemory(bytes).release();
 }
 
 size_t BlinkPlatformImpl::maxDecodedImageBytes() {
 #if defined(OS_ANDROID)
-  if (base::android::SysUtils::IsLowEndDevice()) {
+  if (base::SysUtils::IsLowEndDevice()) {
     // Limit image decoded size to 3M pixels on low end devices.
     // 4 is maximum number of bytes per pixel.
     return 3 * 1024 * 1024 * 4;
   }
   // For other devices, limit decoded image size based on the amount of physical
   // memory.
   // In some cases all physical memory is not accessible by Chromium, as it can
   // be reserved for direct use by certain hardware. Thus, we set the limit so
   // that 1.6GB of reported physical memory on a 2GB device is enough to set the
   // limit at 16M pixels, which is a desirable value since 4K*4K is a relatively
@@ skipping 28 matching lines @@
 }
 
 // static
 void BlinkPlatformImpl::DestroyCurrentThread(void* thread) {
   WebThreadImplForMessageLoop* impl =
       static_cast<WebThreadImplForMessageLoop*>(thread);
   delete impl;
 }
 
 }  // namespace content