Remove usage of ScopedTaskScheduler from browser_process_impl_unittest.cc.

ScopedTaskScheduler is deprecated.

Bug: 708584
Change-Id: I011a4eab603068729a0c754e4e4dc6a33b23ec77
Reviewed-on: https://chromium-review.googlesource.com/586924Reviewed-by: Scott Violet <sky@chromium.org>
Commit-Queue: Francois Doray <fdoray@chromium.org>
Cr-Commit-Position: refs/heads/master@{#490773}

chrome/browser/browser_process_impl_unittest.cc

@@ -11,7 +11,7 @@
 #include "base/message_loop/message_loop.h"
 #include "base/metrics/user_metrics.h"
 #include "base/run_loop.h"
-#include "base/test/scoped_task_scheduler.h"
+#include "base/task_scheduler/task_scheduler.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "build/build_config.h"
 #include "chrome/browser/profiles/profile_manager.h"
@@ -20,6 +20,10 @@
 #include "content/public/test/test_browser_thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+#if defined(OS_WIN)
+#include "base/win/scoped_com_initializer.h"
+#endif
+
 class BrowserProcessImplTest : public ::testing::Test {
  protected:
   BrowserProcessImplTest()
@@ -48,8 +52,8 @@ class BrowserProcessImplTest : public ::testing::Test {
   // The UI thread needs to be alive while BrowserProcessImpl is alive, and is
   // managed separately.
   void StartSecondaryThreads() {
-    scoped_task_scheduler_ = base::MakeUnique<base::test::ScopedTaskScheduler>(
-        base::MessageLoop::current());
+    base::TaskScheduler::CreateAndStartWithDefaultParams(
+        "BrowserProcessImplTest");
     file_thread_->StartIOThread();
     io_thread_->StartIOThread();
   }
@@ -64,7 +68,9 @@ class BrowserProcessImplTest : public ::testing::Test {
     base::RunLoop().RunUntilIdle();
     file_thread_.reset();
     base::RunLoop().RunUntilIdle();
-    scoped_task_scheduler_.reset();
+    base::TaskScheduler::GetInstance()->Shutdown();
+    base::TaskScheduler::GetInstance()->JoinForTesting();
+    base::TaskScheduler::SetInstance(nullptr);
   }
 
   BrowserProcessImpl* browser_process_impl() {
@@ -75,7 +81,9 @@ class BrowserProcessImplTest : public ::testing::Test {
   BrowserProcess* stashed_browser_process_;
   base::MessageLoop loop_;
   content::TestBrowserThread ui_thread_;
-  std::unique_ptr<base::test::ScopedTaskScheduler> scoped_task_scheduler_;
+#if defined(OS_WIN)
+  base::win::ScopedCOMInitializer scoped_com_initializer_;
+#endif
   std::unique_ptr<content::TestBrowserThread> file_thread_;
   std::unique_ptr<content::TestBrowserThread> io_thread_;
   base::CommandLine command_line_;