Allow callers of TimeSource::GetWallClockTime() to suspend time.

media/base/wall_clock_time_source_unittest.cc

 // Copyright 2014 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 "base/test/simple_test_tick_clock.h"
 #include "media/base/wall_clock_time_source.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace media {
 
@@ skipping 13 matching lines @@
   int CurrentMediaTimeInSeconds() {
     return time_source_.CurrentMediaTime().InSeconds();
   }
 
   void SetMediaTimeInSeconds(int seconds) {
     return time_source_.SetMediaTime(base::TimeDelta::FromSeconds(seconds));
   }
 
   bool IsWallClockNowForMediaTimeInSeconds(int seconds) {
     return tick_clock_->NowTicks() ==
-           time_source_.GetWallClockTime(base::TimeDelta::FromSeconds(seconds));
+           time_source_.GetWallClockTime(base::TimeDelta::FromSeconds(seconds),
+                                         TimeSource::SINGLE_TIMESTAMP);
   }
 
   bool IsWallClockNullForMediaTimeInSeconds(int seconds) {
-    return time_source_.GetWallClockTime(base::TimeDelta::FromSeconds(seconds))
+    return time_source_.GetWallClockTime(base::TimeDelta::FromSeconds(seconds),
+                                         TimeSource::SINGLE_TIMESTAMP)
         .is_null();
   }
 
  protected:
   WallClockTimeSource time_source_;
   base::SimpleTestTickClock* tick_clock_;  // Owned by |time_source_|.
 
   DISALLOW_COPY_AND_ASSIGN(WallClockTimeSourceTest);
 };
 
@@ skipping 56 matching lines @@
   EXPECT_TRUE(IsWallClockNowForMediaTimeInSeconds(10));
 
   time_source_.StopTicking();
 
   AdvanceTimeInSeconds(10);
   EXPECT_EQ(10, CurrentMediaTimeInSeconds());
   EXPECT_TRUE(IsWallClockNullForMediaTimeInSeconds(10));
 }
 
 }  // namespace media