Lint clean video/ and add lint presubmit check.

webrtc/video/end_to_end_tests.cc

Index: webrtc/video/end_to_end_tests.cc
diff --git a/webrtc/video/end_to_end_tests.cc b/webrtc/video/end_to_end_tests.cc
index 0a5e5dfba74c608b6f528284100da9cdd8b975ae..26818f04bcf8a269df36d475424918d025fb56eb 100644
--- a/webrtc/video/end_to_end_tests.cc
+++ b/webrtc/video/end_to_end_tests.cc
@@ -48,7 +48,7 @@
 
 namespace webrtc {
 
-static const unsigned long kSilenceTimeoutMs = 2000;
+static const uint32_t kSilenceTimeoutMs = 2000;
 
 class EndToEndTest : public test::CallTest {
  public:
@@ -558,7 +558,7 @@ TEST_F(EndToEndTest, CanReceiveFec) {
 TEST_F(EndToEndTest, DISABLED_ReceivedFecPacketsNotNacked) {
   class FecNackObserver : public test::EndToEndTest {
    public:
-    explicit FecNackObserver()
+    FecNackObserver()
         : EndToEndTest(kDefaultTimeoutMs),
           state_(kFirstPacket),
           fec_sequence_number_(0),
@@ -3047,7 +3047,7 @@ TEST_F(EndToEndTest, RespectsNetworkState) {
       }
       bool sender_done = false;
       bool receiver_done = false;
-      while(!sender_done || !receiver_done) {
+      while (!sender_done || !receiver_done) {
         packet_event_->Wait(kSilenceTimeoutMs);
         int64_t time_now_ms = clock_->TimeInMilliseconds();
         rtc::CritScope lock(&test_crit_);
@@ -3135,7 +3135,7 @@ TEST_F(EndToEndTest, CallReportsRttForSender) {
 
 TEST_F(EndToEndTest, NewSendStreamsRespectNetworkDown) {
   class UnusedEncoder : public test::FakeEncoder {
-    public:
+   public:
      UnusedEncoder() : FakeEncoder(Clock::GetRealTimeClock()) {}
      int32_t Encode(const VideoFrame& input_image,
                     const CodecSpecificInfo* codec_specific_info,