Initial import.

1 files changed, 75 insertions, 0 deletions

diff --git a/chromium/content/browser/browser_process_sub_thread.cc b/chromium/content/browser/browser_process_sub_thread.cc
new file mode 100644
index 00000000000..9a5b78a9edb
--- /dev/null
+++ b/chromium/content/browser/browser_process_sub_thread.cc
@@ -0,0 +1,75 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "content/browser/browser_process_sub_thread.h"
+
+#include "base/debug/leak_tracker.h"
+#include "base/threading/thread_restrictions.h"
+#include "build/build_config.h"
+#include "content/browser/browser_child_process_host_impl.h"
+#include "content/browser/notification_service_impl.h"
+#include "net/url_request/url_fetcher.h"
+#include "net/url_request/url_request.h"
+
+#if defined(OS_WIN)
+#include "base/win/scoped_com_initializer.h"
+#endif
+
+namespace content {
+
+BrowserProcessSubThread::BrowserProcessSubThread(BrowserThread::ID identifier)
+    : BrowserThreadImpl(identifier) {
+}
+
+BrowserProcessSubThread::~BrowserProcessSubThread() {
+  Stop();
+}
+
+void BrowserProcessSubThread::Init() {
+#if defined(OS_WIN)
+  com_initializer_.reset(new base::win::ScopedCOMInitializer());
+#endif
+
+  notification_service_.reset(new NotificationServiceImpl());
+
+  BrowserThreadImpl::Init();
+
+  if (BrowserThread::CurrentlyOn(BrowserThread::IO)) {
+    // Though this thread is called the "IO" thread, it actually just routes
+    // messages around; it shouldn't be allowed to perform any blocking disk
+    // I/O.
+    base::ThreadRestrictions::SetIOAllowed(false);
+    base::ThreadRestrictions::DisallowWaiting();
+  }
+}
+
+void BrowserProcessSubThread::CleanUp() {
+  if (BrowserThread::CurrentlyOn(BrowserThread::IO))
+    IOThreadPreCleanUp();
+
+  BrowserThreadImpl::CleanUp();
+
+  notification_service_.reset();
+
+#if defined(OS_WIN)
+  com_initializer_.reset();
+#endif
+}
+
+void BrowserProcessSubThread::IOThreadPreCleanUp() {
+  // Kill all things that might be holding onto
+  // net::URLRequest/net::URLRequestContexts.
+
+  // Destroy all URLRequests started by URLFetchers.
+  net::URLFetcher::CancelAll();
+
+#if !defined(OS_IOS)
+  // If any child processes are still running, terminate them and
+  // and delete the BrowserChildProcessHost instances to release whatever
+  // IO thread only resources they are referencing.
+  BrowserChildProcessHostImpl::TerminateAll();
+#endif  // !defined(OS_IOS)
+}
+
+}  // namespace content