Merge from Chromium at DEPS revision r213371
This commit was generated by merge_to_master.py.
Change-Id: I35a74205de4bff52a2dd6b15330f8a002a39efaf
diff --git a/chrome/browser/extensions/api/system_memory/memory_info_provider.cc b/chrome/browser/extensions/api/system_memory/memory_info_provider.cc
new file mode 100644
index 0000000..0858183
--- /dev/null
+++ b/chrome/browser/extensions/api/system_memory/memory_info_provider.cc
@@ -0,0 +1,39 @@
+// 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 "chrome/browser/extensions/api/system_memory/memory_info_provider.h"
+
+#include "base/sys_info.h"
+
+namespace extensions {
+
+using api::system_memory::MemoryInfo;
+
+// Static member intialization.
+template<>
+base::LazyInstance<scoped_refptr<SystemInfoProvider<MemoryInfo> > >
+ SystemInfoProvider<MemoryInfo>::provider_ = LAZY_INSTANCE_INITIALIZER;
+
+MemoryInfoProvider::MemoryInfoProvider() {}
+
+MemoryInfoProvider::~MemoryInfoProvider() {}
+
+const MemoryInfo& MemoryInfoProvider::memory_info() const {
+ return info_;
+}
+
+bool MemoryInfoProvider::QueryInfo() {
+ info_.capacity = static_cast<double>(base::SysInfo::AmountOfPhysicalMemory());
+ info_.available_capacity =
+ static_cast<double>(base::SysInfo::AmountOfAvailablePhysicalMemory());
+ return true;
+}
+
+// static
+MemoryInfoProvider* MemoryInfoProvider::Get() {
+ return MemoryInfoProvider::GetInstance<MemoryInfoProvider>();
+}
+
+} // namespace extensions
+