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// 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 "content/browser/memory/memory_message_filter.h"
#include "content/browser/memory/memory_pressure_controller.h"
#include "content/common/memory_messages.h"
namespace content {
MemoryMessageFilter::MemoryMessageFilter(
const BrowserChildProcessHost* child_process_host,
ProcessType process_type)
: BrowserMessageFilter(MemoryMsgStart),
process_host_(child_process_host),
process_type_(process_type) {
DCHECK_NE(process_type_, PROCESS_TYPE_RENDERER);
}
MemoryMessageFilter::MemoryMessageFilter(
const RenderProcessHost* render_process_host)
: BrowserMessageFilter(MemoryMsgStart),
process_host_(render_process_host),
process_type_(PROCESS_TYPE_RENDERER) {}
MemoryMessageFilter::~MemoryMessageFilter() {}
void MemoryMessageFilter::OnFilterAdded(IPC::Sender* sender) {
MemoryPressureController::GetInstance()->OnMemoryMessageFilterAdded(this);
}
void MemoryMessageFilter::OnChannelClosing() {
MemoryPressureController::GetInstance()->OnMemoryMessageFilterRemoved(this);
}
bool MemoryMessageFilter::OnMessageReceived(const IPC::Message& message) {
return false;
}
void MemoryMessageFilter::SendSetPressureNotificationsSuppressed(
bool suppressed) {
Send(new MemoryMsg_SetPressureNotificationsSuppressed(suppressed));
}
void MemoryMessageFilter::SendSimulatePressureNotification(
base::MemoryPressureListener::MemoryPressureLevel level) {
Send(new MemoryMsg_SimulatePressureNotification(level));
}
void MemoryMessageFilter::SendPressureNotification(
base::MemoryPressureListener::MemoryPressureLevel level) {
Send(new MemoryMsg_PressureNotification(level));
}
} // namespace content
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