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chrome: Fix shutdown crashes with multi-threaded-message-loop (fixes issue #3277)

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This commit is contained in:
Marshall Greenblatt
2022-03-09 14:45:39 -05:00
parent a513e01b01
commit 3474e7abc1
4 changed files with 89 additions and 8 deletions
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83
patch/patches/chrome_runtime.patch
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@@ -170,7 +170,7 @@ index 831d7173873d1..594aee58331a7 100644
+#endif
}
diff --git chrome/browser/chrome_content_browser_client.cc chrome/browser/chrome_content_browser_client.cc
index d590b2d42f416..e1039ef8b78b4 100644
index d590b2d42f416..0e8067890c203 100644
--- chrome/browser/chrome_content_browser_client.cc
+++ chrome/browser/chrome_content_browser_client.cc
@@ -28,6 +28,7 @@
@@ -181,7 +181,28 @@ index d590b2d42f416..e1039ef8b78b4 100644
#include "chrome/browser/accessibility/accessibility_labels_service.h"
#include "chrome/browser/accessibility/accessibility_labels_service_factory.h"
#include "chrome/browser/after_startup_task_utils.h"
@@ -3705,9 +3706,11 @@ void ChromeContentBrowserClient::BrowserURLHandlerCreated(
@@ -1252,6 +1253,8 @@ bool IsTopChromeWebUIURL(const GURL& url) {
} // namespace
ChromeContentBrowserClient::ChromeContentBrowserClient() {
+ keepalive_timer_.reset(new base::OneShotTimer());
+
#if BUILDFLAG(ENABLE_PLUGINS)
extra_parts_.push_back(new ChromeContentBrowserClientPluginsPart);
#endif
@@ -1277,6 +1280,11 @@ ChromeContentBrowserClient::~ChromeContentBrowserClient() {
extra_parts_.clear();
}
+void ChromeContentBrowserClient::CleanupOnUIThread() {
+ DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
+ keepalive_timer_.reset();
+}
+
// static
void ChromeContentBrowserClient::RegisterLocalStatePrefs(
PrefRegistrySimple* registry) {
@@ -3705,9 +3713,11 @@ void ChromeContentBrowserClient::BrowserURLHandlerCreated(
&search::HandleNewTabURLReverseRewrite);
#endif // BUILDFLAG(IS_ANDROID)
@@ -193,7 +214,7 @@ index d590b2d42f416..e1039ef8b78b4 100644
}
base::FilePath ChromeContentBrowserClient::GetDefaultDownloadDirectory() {
@@ -5340,7 +5343,7 @@ void ChromeContentBrowserClient::OnNetworkServiceCreated(
@@ -5340,7 +5350,7 @@ void ChromeContentBrowserClient::OnNetworkServiceCreated(
network_service);
}
@@ -202,7 +223,7 @@ index d590b2d42f416..e1039ef8b78b4 100644
content::BrowserContext* context,
bool in_memory,
const base::FilePath& relative_partition_path,
@@ -5358,6 +5361,8 @@ void ChromeContentBrowserClient::ConfigureNetworkContextParams(
@@ -5358,6 +5368,8 @@ void ChromeContentBrowserClient::ConfigureNetworkContextParams(
network_context_params->user_agent = GetUserAgentBasedOnPolicy(context);
network_context_params->accept_language = GetApplicationLocale();
}
@@ -211,11 +232,52 @@ index d590b2d42f416..e1039ef8b78b4 100644
}
std::vector<base::FilePath>
@@ -6202,10 +6214,10 @@ void ChromeContentBrowserClient::OnKeepaliveRequestStarted(
const auto now = base::TimeTicks::Now();
const auto timeout = GetKeepaliveTimerTimeout(context);
keepalive_deadline_ = std::max(keepalive_deadline_, now + timeout);
- if (keepalive_deadline_ > now && !keepalive_timer_.IsRunning()) {
+ if (keepalive_deadline_ > now && !keepalive_timer_->IsRunning()) {
DVLOG(1) << "Starting a keepalive timer(" << timeout.InSecondsF()
<< " seconds)";
- keepalive_timer_.Start(
+ keepalive_timer_->Start(
FROM_HERE, keepalive_deadline_ - now,
base::BindOnce(
&ChromeContentBrowserClient::OnKeepaliveTimerFired,
@@ -6224,7 +6236,8 @@ void ChromeContentBrowserClient::OnKeepaliveRequestFinished() {
--num_keepalive_requests_;
if (num_keepalive_requests_ == 0) {
DVLOG(1) << "Stopping the keepalive timer";
- keepalive_timer_.Stop();
+ if (keepalive_timer_)
+ keepalive_timer_->Stop();
// This deletes the keep alive handle attached to the timer function and
// unblock the shutdown sequence.
}
@@ -6333,7 +6346,7 @@ void ChromeContentBrowserClient::OnKeepaliveTimerFired(
const auto now = base::TimeTicks::Now();
const auto then = keepalive_deadline_;
if (now < then) {
- keepalive_timer_.Start(
+ keepalive_timer_->Start(
FROM_HERE, then - now,
base::BindOnce(&ChromeContentBrowserClient::OnKeepaliveTimerFired,
weak_factory_.GetWeakPtr(),
diff --git chrome/browser/chrome_content_browser_client.h chrome/browser/chrome_content_browser_client.h
index f2a7fdf291652..f106b11e61ab0 100644
index f2a7fdf291652..d086be4c88f56 100644
--- chrome/browser/chrome_content_browser_client.h
+++ chrome/browser/chrome_content_browser_client.h
@@ -557,7 +557,7 @@ class ChromeContentBrowserClient : public content::ContentBrowserClient {
@@ -121,6 +121,8 @@ class ChromeContentBrowserClient : public content::ContentBrowserClient {
~ChromeContentBrowserClient() override;
+ virtual void CleanupOnUIThread();
+
// TODO(https://crbug.com/787567): This file is about calls from content/ out
// to chrome/ to get values or notify about events, but both of these
// functions are from chrome/ to chrome/ and don't involve content/ at all.
@@ -557,7 +559,7 @@ class ChromeContentBrowserClient : public content::ContentBrowserClient {
override;
void OnNetworkServiceCreated(
network::mojom::NetworkService* network_service) override;
@@ -224,6 +286,15 @@ index f2a7fdf291652..f106b11e61ab0 100644
content::BrowserContext* context,
bool in_memory,
const base::FilePath& relative_partition_path,
@@ -909,7 +911,7 @@ class ChromeContentBrowserClient : public content::ContentBrowserClient {
#if !BUILDFLAG(IS_ANDROID)
uint64_t num_keepalive_requests_ = 0;
- base::OneShotTimer keepalive_timer_;
+ std::unique_ptr<base::OneShotTimer> keepalive_timer_;
base::TimeTicks keepalive_deadline_;
#endif
diff --git chrome/browser/prefs/browser_prefs.cc chrome/browser/prefs/browser_prefs.cc
index 94cf3615137ad..369983be86323 100644
--- chrome/browser/prefs/browser_prefs.cc