Replace NULL with nullptr in all C++ files.

webrtc/pc/videocapturertracksource_unittest.cc

Index: webrtc/pc/videocapturertracksource_unittest.cc
diff --git a/webrtc/pc/videocapturertracksource_unittest.cc b/webrtc/pc/videocapturertracksource_unittest.cc
index 144d4b4b794288989b23f8064887d536adc57b0d..90662d76d9e9dd752ab1e2268fad8a5a75ad2126 100644
--- a/webrtc/pc/videocapturertracksource_unittest.cc
+++ b/webrtc/pc/videocapturertracksource_unittest.cc
@@ -116,7 +116,7 @@ class VideoCapturerTrackSourceTest : public testing::Test {
 
   void InitScreencast() { InitCapturer(true); }
 
-  void CreateVideoCapturerSource() { CreateVideoCapturerSource(NULL); }
+  void CreateVideoCapturerSource() { CreateVideoCapturerSource(nullptr); }
 
   void CreateVideoCapturerSource(
       const webrtc::MediaConstraintsInterface* constraints) {
@@ -125,7 +125,7 @@ class VideoCapturerTrackSourceTest : public testing::Test {
                                                capturer_cleanup_.release(),
                                                constraints, false);
 
-    ASSERT_TRUE(source_.get() != NULL);
+    ASSERT_TRUE(source_.get() != nullptr);
 
     state_observer_.reset(new StateObserver(source_));
     source_->RegisterObserver(state_observer_.get());
@@ -180,7 +180,7 @@ TEST_F(VideoCapturerTrackSourceTest, MandatoryConstraintCif5Fps) {
   EXPECT_EQ_WAIT(MediaSourceInterface::kLive, state_observer_->state(),
                  kMaxWaitMs);
   const cricket::VideoFormat* format = capturer_->GetCaptureFormat();
-  ASSERT_TRUE(format != NULL);
+  ASSERT_TRUE(format != nullptr);
   EXPECT_EQ(352, format->width);
   EXPECT_EQ(288, format->height);
   EXPECT_EQ(5, format->framerate());
@@ -200,7 +200,7 @@ TEST_F(VideoCapturerTrackSourceTest, MandatoryMinVgaOptional720P) {
   EXPECT_EQ_WAIT(MediaSourceInterface::kLive, state_observer_->state(),
                  kMaxWaitMs);
   const cricket::VideoFormat* format = capturer_->GetCaptureFormat();
-  ASSERT_TRUE(format != NULL);
+  ASSERT_TRUE(format != nullptr);
   EXPECT_EQ(1280, format->width);
   EXPECT_EQ(720, format->height);
   EXPECT_EQ(30, format->framerate());
@@ -221,7 +221,7 @@ TEST_F(VideoCapturerTrackSourceTest, MandatoryAspectRatio4To3) {
   EXPECT_EQ_WAIT(MediaSourceInterface::kLive, state_observer_->state(),
                  kMaxWaitMs);
   const cricket::VideoFormat* format = capturer_->GetCaptureFormat();
-  ASSERT_TRUE(format != NULL);
+  ASSERT_TRUE(format != nullptr);
   EXPECT_EQ(640, format->width);
   EXPECT_EQ(480, format->height);
   EXPECT_EQ(30, format->framerate());
@@ -246,7 +246,7 @@ TEST_F(VideoCapturerTrackSourceTest, OptionalAspectRatioTooHigh) {
   EXPECT_EQ_WAIT(MediaSourceInterface::kLive, state_observer_->state(),
                  kMaxWaitMs);
   const cricket::VideoFormat* format = capturer_->GetCaptureFormat();
-  ASSERT_TRUE(format != NULL);
+  ASSERT_TRUE(format != nullptr);
   double aspect_ratio = static_cast<double>(format->width) / format->height;
   EXPECT_LT(aspect_ratio, 2);
 }
@@ -260,7 +260,7 @@ TEST_F(VideoCapturerTrackSourceTest, NoCameraCapability) {
   EXPECT_EQ_WAIT(MediaSourceInterface::kLive, state_observer_->state(),
                  kMaxWaitMs);
   const cricket::VideoFormat* format = capturer_->GetCaptureFormat();
-  ASSERT_TRUE(format != NULL);
+  ASSERT_TRUE(format != nullptr);
   EXPECT_EQ(640, format->width);
   EXPECT_EQ(480, format->height);
   EXPECT_EQ(30, format->framerate());
@@ -397,7 +397,7 @@ TEST_F(VideoCapturerTrackSourceTest, MixedOptionsAndConstraints) {
   EXPECT_EQ_WAIT(MediaSourceInterface::kLive, state_observer_->state(),
                  kMaxWaitMs);
   const cricket::VideoFormat* format = capturer_->GetCaptureFormat();
-  ASSERT_TRUE(format != NULL);
+  ASSERT_TRUE(format != nullptr);
   EXPECT_EQ(352, format->width);
   EXPECT_EQ(288, format->height);
   EXPECT_EQ(5, format->framerate());
@@ -416,7 +416,7 @@ TEST_F(VideoCapturerTrackSourceTest, ScreencastResolutionNoConstraint) {
   EXPECT_EQ_WAIT(MediaSourceInterface::kLive, state_observer_->state(),
                  kMaxWaitMs);
   const cricket::VideoFormat* format = capturer_->GetCaptureFormat();
-  ASSERT_TRUE(format != NULL);
+  ASSERT_TRUE(format != nullptr);
   EXPECT_EQ(640, format->width);
   EXPECT_EQ(480, format->height);
   EXPECT_EQ(30, format->framerate());
@@ -437,7 +437,7 @@ TEST_F(VideoCapturerTrackSourceTest, ScreencastResolutionWithConstraint) {
   EXPECT_EQ_WAIT(MediaSourceInterface::kLive, state_observer_->state(),
                  kMaxWaitMs);
   const cricket::VideoFormat* format = capturer_->GetCaptureFormat();
-  ASSERT_TRUE(format != NULL);
+  ASSERT_TRUE(format != nullptr);
   EXPECT_EQ(480, format->width);
   EXPECT_EQ(270, format->height);
   EXPECT_EQ(30, format->framerate());
@@ -450,7 +450,7 @@ TEST_F(VideoCapturerTrackSourceTest, MandatorySubOneFpsConstraints) {
   CreateVideoCapturerSource(&constraints);
   EXPECT_EQ_WAIT(MediaSourceInterface::kEnded, state_observer_->state(),
                  kMaxWaitMs);
-  ASSERT_TRUE(capturer_->GetCaptureFormat() == NULL);
+  ASSERT_TRUE(capturer_->GetCaptureFormat() == nullptr);
 }
 
 TEST_F(VideoCapturerTrackSourceTest, OptionalSubOneFpsConstraints) {
@@ -461,6 +461,6 @@ TEST_F(VideoCapturerTrackSourceTest, OptionalSubOneFpsConstraints) {
   EXPECT_EQ_WAIT(MediaSourceInterface::kLive, state_observer_->state(),
                  kMaxWaitMs);
   const cricket::VideoFormat* format = capturer_->GetCaptureFormat();
-  ASSERT_TRUE(format != NULL);
+  ASSERT_TRUE(format != nullptr);
   EXPECT_EQ(1, format->framerate());
 }