Move scoped_temp_dir and scoped_native_library back from base/memory to base.

It looks like they got moved accidentally in http://codereview.chromium.org/6714032

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/7048007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@86010 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 44 insertions, 0 deletions

diff --git a/base/scoped_native_library.cc b/base/scoped_native_library.cc
new file mode 100644
index 0000000..7290d29
--- /dev/null
+++ b/base/scoped_native_library.cc
@@ -0,0 +1,44 @@
+// Copyright (c) 2011 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/scoped_native_library.h"
+
+namespace base {
+
+ScopedNativeLibrary::ScopedNativeLibrary() : library_(NULL) {
+}
+
+ScopedNativeLibrary::ScopedNativeLibrary(NativeLibrary library)
+    : library_(library) {
+}
+
+ScopedNativeLibrary::ScopedNativeLibrary(const FilePath& library_path) {
+  library_ = base::LoadNativeLibrary(library_path, NULL);
+}
+
+ScopedNativeLibrary::~ScopedNativeLibrary() {
+  if (library_)
+    base::UnloadNativeLibrary(library_);
+}
+
+void* ScopedNativeLibrary::GetFunctionPointer(
+    const char* function_name) const {
+  if (!library_)
+    return NULL;
+  return base::GetFunctionPointerFromNativeLibrary(library_, function_name);
+}
+
+void ScopedNativeLibrary::Reset(NativeLibrary library) {
+  if (library_)
+    base::UnloadNativeLibrary(library_);
+  library_ = library;
+}
+
+NativeLibrary ScopedNativeLibrary::Release() {
+  NativeLibrary result = library_;
+  library_ = NULL;
+  return result;
+}
+
+}  // namespace base