Increase remote powerwash failsafe timeout

Increase the failsafe timeout for remote powerwash to 10 seconds.
This will increase the chances of a device to send an ACK back to
the server and mark the command as successful.

BUG=chromium:1211861
TEST=None

Change-Id: I38b79171070c4de19320f798fe296071bc993b75
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2912780
Reviewed-by: Bartosz Fabianowski <bartfab@chromium.org>
Commit-Queue: Victor-Gabriel Savu <vsavu@google.com>
Cr-Commit-Position: refs/heads/master@{#889684}

chrome/browser/chromeos/policy/remote_commands/device_command_remote_powerwash_job.cc

@@ -27,7 +27,7 @@ constexpr base::TimeDelta kRemotePowerwashCommandExpirationTime =
 // The time that we wait for the server to get the ACK, if that passes we
 // immediately start the powerwash process.
 constexpr base::TimeDelta kFailsafeTimerTimeout =
-    base::TimeDelta::FromSeconds(1);
+    base::TimeDelta::FromSeconds(10);
 
 void StartPowerwash(enterprise_management::SignedData signed_command) {
   chromeos::SessionManagerClient::Get()->StartRemoteDeviceWipe(signed_command);

chrome/browser/chromeos/policy/remote_commands/device_command_remote_powerwash_job_unittest.cc

@@ -160,13 +160,13 @@ TEST_F(DeviceCommandRemotePowerwashJobTest, TestFailsafeTimerStartsPowerwash) {
                        run_loop_.QuitClosure()));
   run_loop_.Run();
 
-  // After 500ms the timer is not run yet.
-  task_runner_->FastForwardBy(base::TimeDelta::FromMilliseconds(500));
+  // After 5s the timer is not run yet.
+  task_runner_->FastForwardBy(base::TimeDelta::FromSeconds(5));
   EXPECT_EQ(0, chromeos::FakeSessionManagerClient::Get()
                    ->start_device_wipe_call_count());
 
-  // After 1s the timer is run.
-  task_runner_->FastForwardBy(base::TimeDelta::FromMilliseconds(500));
+  // After 10s the timer is run.
+  task_runner_->FastForwardBy(base::TimeDelta::FromSeconds(5));
   EXPECT_EQ(1, chromeos::FakeSessionManagerClient::Get()
                    ->start_device_wipe_call_count());
 }