Remove renderer notifications of memory pressure.

content/browser/browser_child_process_host_impl.cc

 // Copyright (c) 2012 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/browser/browser_child_process_host_impl.h"
 
 #include "base/base_switches.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/alias.h"
@@ skipping 10 matching lines @@
 #include "base/metrics/persistent_memory_allocator.h"
 #include "base/stl_util.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "build/build_config.h"
 #include "components/tracing/common/tracing_switches.h"
 #include "content/browser/histogram_message_filter.h"
 #include "content/browser/loader/resource_message_filter.h"
-#include "content/browser/memory/memory_message_filter.h"
 #include "content/browser/profiler_message_filter.h"
 #include "content/browser/service_manager/service_manager_context.h"
 #include "content/browser/tracing/trace_message_filter.h"
 #include "content/common/child_process_host_impl.h"
 #include "content/common/child_process_messages.h"
 #include "content/common/service_manager/child_connection.h"
 #include "content/public/browser/browser_child_process_host_delegate.h"
 #include "content/public/browser/browser_child_process_observer.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/child_process_data.h"
@@ skipping 110 matching lines @@
       channel_(nullptr),
       is_channel_connected_(false),
       notify_child_disconnected_(false),
       weak_factory_(this) {
   data_.id = ChildProcessHostImpl::GenerateChildProcessUniqueId();
 
   child_process_host_.reset(ChildProcessHost::Create(this));
   AddFilter(new TraceMessageFilter(data_.id));
   AddFilter(new ProfilerMessageFilter(process_type));
   AddFilter(new HistogramMessageFilter);
-  AddFilter(new MemoryMessageFilter(this, process_type));
 
   g_child_process_list.Get().push_back(this);
   GetContentClient()->browser()->BrowserChildProcessHostCreated(this);
 
   if (!service_name.empty()) {
     DCHECK_CURRENTLY_ON(BrowserThread::IO);
     service_manager::Identity child_identity(
         service_name, service_manager::mojom::kInheritUserID,
         base::StringPrintf("%d", data_.id));
     child_connection_.reset(
@@ skipping 426 matching lines @@
 
 #if defined(OS_WIN)
 
 void BrowserChildProcessHostImpl::OnObjectSignaled(HANDLE object) {
   OnChildDisconnected();
 }
 
 #endif
 
 }  // namespace content