Remove unused memory functions

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/location.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/singleton.h"
 #include "base/metrics/histogram.h"
 #include "base/metrics/sparse_histogram.h"
-#include "base/process/process_metrics.h"
 #include "base/rand_util.h"
 #include "base/single_thread_task_runner.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/thread_task_runner_handle.h"
 #include "base/threading/platform_thread.h"
@@ skipping 1214 matching lines @@
 }
 
 bool BlinkPlatformImpl::isLowEndDeviceMode() {
   return base::SysInfo::IsLowEndDevice();
 }
 
 size_t BlinkPlatformImpl::numberOfProcessors() {
   return static_cast<size_t>(base::SysInfo::NumberOfProcessors());
 }
 
-bool BlinkPlatformImpl::processMemorySizesInBytes(
-    size_t* private_bytes,
-    size_t* shared_bytes) {
-  scoped_ptr<base::ProcessMetrics> current_process_metrics(
-      base::ProcessMetrics::CreateCurrentProcessMetrics());
-  return current_process_metrics->GetMemoryBytes(private_bytes, shared_bytes);
-}
-
-bool BlinkPlatformImpl::memoryAllocatorWasteInBytes(size_t* size) {
-  return base::allocator::GetAllocatorWasteSize(size);
-}
-
 blink::WebDiscardableMemory*
 BlinkPlatformImpl::allocateAndLockDiscardableMemory(size_t bytes) {
   return content::WebDiscardableMemoryImpl::CreateLockedMemory(bytes).release();
 }
 
 size_t BlinkPlatformImpl::maxDecodedImageBytes() {
 #if defined(OS_ANDROID)
   if (base::SysInfo::IsLowEndDevice()) {
     // Limit image decoded size to 3M pixels on low end devices.
     // 4 is maximum number of bytes per pixel.
@@ skipping 37 matching lines @@
   return WebString::fromUTF8(ui::KeycodeConverter::DomKeyToKeyString(
       static_cast<ui::DomKey>(dom_key)));
 }
 
 int BlinkPlatformImpl::domKeyEnumFromString(const WebString& key_string) {
   return static_cast<int>(
       ui::KeycodeConverter::KeyStringToDomKey(key_string.utf8()));
 }
 
 }  // namespace content