base: Use std::move() instead of Pass() for real movable types.

base/files/memory_mapped_file_unittest.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 "base/files/memory_mapped_file.h"
 
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/platform_test.h"
 
 namespace base {
 
 namespace {
 
 // Create a temporary buffer and fill it with a watermark sequence.
 scoped_ptr<uint8[]> CreateTestBuffer(size_t size, size_t offset) {
   scoped_ptr<uint8[]> buf(new uint8[size]);
   for (size_t i = 0; i < size; ++i)
     buf.get()[i] = static_cast<uint8>((offset + i) % 253);
-  return buf.Pass();
+  return buf;
 }
 
 // Check that the watermark sequence is consistent with the |offset| provided.
 bool CheckBufferContents(const uint8* data, size_t size, size_t offset) {
   scoped_ptr<uint8[]> test_data(CreateTestBuffer(size, offset));
   return memcmp(test_data.get(), data, size) == 0;
 }
 
 class MemoryMappedFileTest : public PlatformTest {
  protected:
@@ skipping 129 matching lines @@
   map.Initialize(file.Pass(), region);
   ASSERT_EQ(kPartialSize, map.length());
   ASSERT_TRUE(map.data() != NULL);
   EXPECT_TRUE(map.IsValid());
   ASSERT_TRUE(CheckBufferContents(map.data(), kPartialSize, kOffset));
 }
 
 }  // namespace
 
 }  // namespace base