d1aaf8a173
Use the AgentGroupScheduler's isolate where possible. Bug: 263412 Change-Id: Ifaa0ac3d902fd594003385f23bc14438a0f36cf0 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4854097 Reviewed-by: Avi Drissman <avi@chromium.org> Commit-Queue: Dave Tapuska <dtapuska@chromium.org> Reviewed-by: Yuki Shiino <yukishiino@chromium.org> Cr-Commit-Position: refs/heads/main@{#1195388}
85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
// Copyright 2013 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "content/renderer/stats_collection_controller.h"
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#include "base/json/json_writer.h"
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#include "base/metrics/histogram_base.h"
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#include "base/metrics/histogram_macros.h"
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#include "base/metrics/statistics_recorder.h"
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#include "base/strings/string_util.h"
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#include "content/common/renderer_host.mojom.h"
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#include "content/renderer/render_thread_impl.h"
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#include "gin/handle.h"
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#include "gin/object_template_builder.h"
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#include "third_party/blink/public/platform/scheduler/web_agent_group_scheduler.h"
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#include "third_party/blink/public/web/web_local_frame.h"
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#include "third_party/blink/public/web/web_view.h"
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#include "v8/include/v8-context.h"
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namespace content {
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// static
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gin::WrapperInfo StatsCollectionController::kWrapperInfo = {
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gin::kEmbedderNativeGin
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};
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// static
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void StatsCollectionController::Install(blink::WebLocalFrame* frame) {
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v8::Isolate* isolate = frame->GetAgentGroupScheduler()->Isolate();
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v8::HandleScope handle_scope(isolate);
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v8::Local<v8::Context> context = frame->MainWorldScriptContext();
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if (context.IsEmpty())
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return;
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v8::Context::Scope context_scope(context);
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gin::Handle<StatsCollectionController> controller =
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gin::CreateHandle(isolate, new StatsCollectionController());
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if (controller.IsEmpty())
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return;
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v8::Local<v8::Object> global = context->Global();
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global
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->Set(context, gin::StringToV8(isolate, "statsCollectionController"),
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controller.ToV8())
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.Check();
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}
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StatsCollectionController::StatsCollectionController() {}
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StatsCollectionController::~StatsCollectionController() {}
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gin::ObjectTemplateBuilder StatsCollectionController::GetObjectTemplateBuilder(
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v8::Isolate* isolate) {
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return gin::Wrappable<StatsCollectionController>::GetObjectTemplateBuilder(
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isolate)
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.SetMethod("getHistogram", &StatsCollectionController::GetHistogram)
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.SetMethod("getBrowserHistogram",
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&StatsCollectionController::GetBrowserHistogram);
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}
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std::string StatsCollectionController::GetHistogram(
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const std::string& histogram_name) {
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base::HistogramBase* histogram =
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base::StatisticsRecorder::FindHistogram(histogram_name);
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std::string output;
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if (!histogram) {
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output = "{}";
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} else {
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histogram->WriteJSON(&output, base::JSON_VERBOSITY_LEVEL_FULL);
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}
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return output;
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}
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std::string StatsCollectionController::GetBrowserHistogram(
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const std::string& histogram_name) {
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std::string histogram_json;
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RenderThreadImpl::current()->GetRendererHost()->GetBrowserHistogram(
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histogram_name, &histogram_json);
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return histogram_json;
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}
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} // namespace content
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