[OfflinePages] Fixes RequestCoordinator bug not clearing state on timeout

components/offline_pages/background/request_coordinator_unittest.cc

 // Copyright 2016 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 "components/offline_pages/background/request_coordinator.h"
 
 #include <memory>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 1078 matching lines @@
           ->GetSinglePageTimeLimitWhenBackgroundScheduledInSeconds() + 1));
   PumpLoop();
 
   // Wait for timeout to expire.  Use a TaskRunner with a DelayedTaskRunner
   // which won't time out immediately, so the watchdog thread doesn't kill valid
   // tasks too soon.
   WaitForCallback();
   PumpLoop();
 
   EXPECT_FALSE(is_starting());
+  EXPECT_FALSE(coordinator()->is_busy());
   EXPECT_TRUE(OfflinerWasCanceled());
 }
 
 TEST_F(RequestCoordinatorTest, WatchdogTimeoutForImmediateProcessing) {
   // If low end device, pretend it is not so that immediate start happens.
   SetIsLowEndDeviceForTest(false);
 
   // Ensure that the new request does not finish - we simulate it being
   // in progress by asking it to skip making the completion callback.
   EnableOfflinerCallback(false);
@@ skipping 16 matching lines @@
 
   // Verify still busy.
   EXPECT_TRUE(coordinator()->is_busy());
   EXPECT_FALSE(OfflinerWasCanceled());
 
   // Advance the mock clock past the watchdog timeout now.
   AdvanceClockBy(base::TimeDelta::FromSeconds(2));
   PumpLoop();
 
   // Verify the request timed out.
+  EXPECT_FALSE(coordinator()->is_busy());
   EXPECT_TRUE(OfflinerWasCanceled());
 }
 
 TEST_F(RequestCoordinatorTest, TimeBudgetExceeded) {
   // Build two requests to use with the pre-renderer, and put it on the queue.
   offline_pages::SavePageRequest request1(
       kRequestId1, kUrl1, kClientId1, base::Time::Now(), kUserRequested);
   offline_pages::SavePageRequest request2(
       kRequestId1 + 1, kUrl1, kClientId1, base::Time::Now(), kUserRequested);
   request2.set_completed_attempt_count(kAttemptCount);
@@ skipping 250 matching lines @@
   // Now whether processing triggered immediately depends on whether test
   // is run on svelte device or not.
   if (base::SysInfo::IsLowEndDevice()) {
     EXPECT_FALSE(is_busy());
   } else {
     EXPECT_TRUE(is_busy());
   }
 }
 
 }  // namespace offline_pages