base: Rename discardable memory allocator interface and remove unnecessary class.

base/test/test_discardable_memory_shmem_allocator.cc

Index: base/test/test_discardable_memory_shmem_allocator.cc
diff --git a/base/test/test_discardable_memory_shmem_allocator.cc b/base/test/test_discardable_memory_shmem_allocator.cc
deleted file mode 100644
index 24185a20f8a857493df7a30dcedbb61768069bf4..0000000000000000000000000000000000000000
--- a/base/test/test_discardable_memory_shmem_allocator.cc
+++ /dev/null
@@ -1,40 +0,0 @@
-// Copyright 2015 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/test/test_discardable_memory_shmem_allocator.h"
-
-#include <stdint.h>
-
-namespace base {
-namespace {
-
-class DiscardableMemoryShmemChunkImpl : public DiscardableMemoryShmemChunk {
- public:
-  explicit DiscardableMemoryShmemChunkImpl(size_t size)
-      : memory_(new uint8_t[size]) {}
-
-  // Overridden from DiscardableMemoryShmemChunk:
-  bool Lock() override { return false; }
-  void Unlock() override {}
-  void* Memory() const override { return memory_.get(); }
-
- private:
-  scoped_ptr<uint8_t[]> memory_;
-};
-
-}  // namespace
-
-TestDiscardableMemoryShmemAllocator::TestDiscardableMemoryShmemAllocator() {
-}
-
-TestDiscardableMemoryShmemAllocator::~TestDiscardableMemoryShmemAllocator() {
-}
-
-scoped_ptr<DiscardableMemoryShmemChunk>
-TestDiscardableMemoryShmemAllocator::AllocateLockedDiscardableMemory(
-    size_t size) {
-  return make_scoped_ptr(new DiscardableMemoryShmemChunkImpl(size));
-}
-
-}  // namespace base