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Add visualization for Chrome configuration changes (fixes #3892)

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- Add new API to retrieve/observe configuration values.
- cefclient: Add https://tests/config to inspect configuration
  values in real time.
This commit is contained in:
Marshall Greenblatt
2025-03-10 15:50:46 +00:00
parent ec31b2b505
commit 549e8fe05c
25 changed files with 1887 additions and 40 deletions
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25
libcef/browser/context.cc
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@@ -12,10 +12,12 @@
#include "base/task/current_thread.h"
#include "base/threading/thread_restrictions.h"
#include "cef/libcef/browser/browser_info_manager.h"
#include "cef/libcef/browser/prefs/pref_helper.h"
#include "cef/libcef/browser/request_context_impl.h"
#include "cef/libcef/browser/thread_util.h"
#include "cef/libcef/browser/trace_subscriber.h"
#include "cef/libcef/common/cef_switches.h"
#include "chrome/browser/browser_process_impl.h"
#include "components/network_session_configurator/common/network_switches.h"
#include "ui/base/ui_base_switches.h"
@@ -570,12 +572,24 @@ CefTraceSubscriber* CefContext::GetTraceSubscriber() {
if (shutting_down_) {
return nullptr;
}
if (!trace_subscriber_.get()) {
if (!trace_subscriber_) {
trace_subscriber_ = std::make_unique<CefTraceSubscriber>();
}
return trace_subscriber_.get();
}
pref_helper::Registrar* CefContext::GetPrefRegistrar() {
CEF_REQUIRE_UIT();
if (shutting_down_) {
return nullptr;
}
if (!pref_registrar_) {
pref_registrar_ = std::make_unique<pref_helper::Registrar>();
pref_registrar_->Init(g_browser_process->local_state());
}
return pref_registrar_.get();
}
void CefContext::PopulateGlobalRequestContextSettings(
CefRequestContextSettings* settings) {
CefRefPtr<CefCommandLine> command_line =
@@ -645,12 +659,15 @@ void CefContext::ShutdownOnUIThread() {
observer.OnContextDestroyed();
}
if (trace_subscriber_.get()) {
trace_subscriber_.reset(nullptr);
if (trace_subscriber_) {
trace_subscriber_.reset();
}
if (pref_registrar_) {
pref_registrar_.reset();
}
}
void CefContext::FinalizeShutdown() {
browser_info_manager_.reset(nullptr);
browser_info_manager_.reset();
application_ = nullptr;
}