1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
content / browser / tracing / trace_report / trace_report_internals_ui.cc [blame]
// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/342213636): Remove this and spanify to fix the errors.
#pragma allow_unsafe_buffers
#endif
#include "content/browser/tracing/trace_report/trace_report_internals_ui.h"
#include "content/browser/renderer_host/render_frame_host_impl.h"
#include "content/browser/tracing/trace_report/trace_report.mojom.h"
#include "content/browser/tracing/trace_report/trace_report_handler.h"
#include "content/browser/webui/web_ui_impl.h"
#include "content/grit/traces_internals_resources.h"
#include "content/grit/traces_internals_resources_map.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_ui.h"
#include "content/public/browser/web_ui_data_source.h"
#include "content/public/common/bindings_policy.h"
#include "content/public/common/url_constants.h"
namespace content {
TraceReportInternalsUI::TraceReportInternalsUI(WebUI* web_ui)
: WebUIController(web_ui) {
WebUIDataSource* source = WebUIDataSource::CreateAndAdd(
web_ui->GetWebContents()->GetBrowserContext(),
kChromeUITracesInternalsHost);
source->AddResourcePaths(base::make_span(kTracesInternalsResources,
kTracesInternalsResourcesSize));
source->AddResourcePath("", IDR_TRACES_INTERNALS_TRACE_REPORT_INTERNALS_HTML);
// Add TrustedTypes policies necessary for using Polymer.
source->OverrideContentSecurityPolicy(
network::mojom::CSPDirectiveName::TrustedTypes,
"trusted-types static-types polymer-html-literal "
"polymer-template-event-attribute-policy "
// Add TrustedTypes policies necessary for using Lit.
"lit-html-desktop;");
}
TraceReportInternalsUI::~TraceReportInternalsUI() = default;
void TraceReportInternalsUI::WebUIRenderFrameCreated(
RenderFrameHost* render_frame_host) {
// Enable the JavaScript Mojo bindings in the renderer process, so the JS
// code can call the Mojo APIs exposed by this WebUI.
render_frame_host->EnableMojoJsBindings(nullptr);
}
void TraceReportInternalsUI::BindInterface(
mojo::PendingReceiver<trace_report::mojom::TraceReportHandlerFactory>
receiver) {
page_factory_receiver_.reset();
page_factory_receiver_.Bind(std::move(receiver));
}
void TraceReportInternalsUI::CreatePageHandler(
mojo::PendingRemote<trace_report::mojom::Page> page,
mojo::PendingReceiver<trace_report::mojom::PageHandler> receiver) {
DCHECK(page);
ui_handler_ = std::make_unique<TraceReportHandler>(std::move(receiver),
std::move(page));
}
WEB_UI_CONTROLLER_TYPE_IMPL(TraceReportInternalsUI)
} // namespace content