Optional: Use nullopt and implicit construction in /modules/audio_processing

Changes places where we explicitly construct an Optional to instead use
nullopt or the requisite value type only.

This CL was uploaded by git cl split.

R=henrik.lundin@webrtc.org

Bug: None
Change-Id: I733a83f702fe11884d229a1713cfac952727bde8
Reviewed-on: https://webrtc-review.googlesource.com/23601
Commit-Queue: Oskar Sundbom <ossu@webrtc.org>
Reviewed-by: Henrik Lundin <henrik.lundin@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#20786}
This commit is contained in:
Oskar Sundbom
2017-11-17 14:34:48 +01:00
committed by Commit Bot
parent 28dfeb7f24
commit aa8b67da9d
27 changed files with 124 additions and 147 deletions

View File

@ -27,7 +27,7 @@ PerformanceTimer::PerformanceTimer(int num_frames_to_process)
PerformanceTimer::~PerformanceTimer() = default;
void PerformanceTimer::StartTimer() {
start_timestamp_us_ = rtc::Optional<int64_t>(clock_->TimeInMicroseconds());
start_timestamp_us_ = clock_->TimeInMicroseconds();
}
void PerformanceTimer::StopTimer() {