blob: 2fd5a1fe917e0e5db912f5a1d0e922c37a4176ff [file] [log] [blame]
/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "core/inspector/InspectorMemoryAgent.h"
#include "core/frame/LocalFrameClient.h"
#include "core/inspector/InspectedFrames.h"
#include "platform/InstanceCounters.h"
namespace blink {
using PrepareForLeakDetectionCallback =
protocol::Memory::Backend::PrepareForLeakDetectionCallback;
using protocol::Response;
InspectorMemoryAgent::InspectorMemoryAgent(InspectedFrames* inspected_frames)
: detector_(nullptr), callback_(nullptr), frames_(inspected_frames) {}
InspectorMemoryAgent::~InspectorMemoryAgent() = default;
Response InspectorMemoryAgent::getDOMCounters(int* documents,
int* nodes,
int* js_event_listeners) {
*documents =
InstanceCounters::CounterValue(InstanceCounters::kDocumentCounter);
*nodes = InstanceCounters::CounterValue(InstanceCounters::kNodeCounter);
*js_event_listeners =
InstanceCounters::CounterValue(InstanceCounters::kJSEventListenerCounter);
return Response::OK();
}
void InspectorMemoryAgent::prepareForLeakDetection(
std::unique_ptr<PrepareForLeakDetectionCallback> callback) {
callback_ = std::move(callback);
detector_.reset(new BlinkLeakDetector(this));
detector_->PrepareForLeakDetection(frames_->Root()->Client()->GetWebFrame());
detector_->CollectGarbage();
}
void InspectorMemoryAgent::OnLeakDetectionComplete() {
DCHECK(callback_);
callback_->sendSuccess();
callback_.reset();
detector_.reset();
}
void InspectorMemoryAgent::Trace(blink::Visitor* visitor) {
visitor->Trace(frames_);
InspectorBaseAgent::Trace(visitor);
}
} // namespace blink