Reduce flakyness of timing dependent tests for TestFrameBuffer2.*.

webrtc/modules/video_coding/frame_buffer2_unittest.cc

 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 176 matching lines @@
 
 TEST_F(TestFrameBuffer2, ExtractFromEmptyBuffer) {
   ExtractFrame();
   CheckNoFrame(0);
 }
 
 TEST_F(TestFrameBuffer2, WaitForFrame) {
   uint16_t pid = Rand();
   uint32_t ts = Rand();
 
-  ExtractFrame(20);
+  ExtractFrame(50);

[stefan-webrtc, 2016/05/19 11:47:39]

Maybe name these constants to make it more readable.

   InsertFrame(pid, 0, ts, false);
   CheckFrame(0, pid, 0);
 }
 
 TEST_F(TestFrameBuffer2, OneSuperFrame) {
   uint16_t pid = Rand();
   uint32_t ts = Rand();
 
-  ExtractFrame(20);
+  ExtractFrame(50);
   InsertFrame(pid, 1, ts, true);
   InsertFrame(pid, 0, ts, false);
   ExtractFrame();
 
   CheckFrame(0, pid, 0);
   CheckFrame(1, pid, 1);
 }
 
 TEST_F(TestFrameBuffer2, OneLayerStream) {
   uint16_t pid = Rand();
@@ skipping 11 matching lines @@
 }
 
 TEST_F(TestFrameBuffer2, OneLayerStreamReordered) {
   uint16_t pid = Rand();
   uint32_t ts = Rand();
 
   InsertFrame(pid, 0, ts, false);
   ExtractFrame();
   CheckFrame(0, pid, 0);
   for (int i = 1; i < 10; i += 2) {
-    ExtractFrame(15);
+    ExtractFrame(50);
     InsertFrame(pid + i + 1, 0, ts + (i + 1) * kFps10, false, pid + i);
     clock_.AdvanceTimeMilliseconds(kFps10);
     InsertFrame(pid + i, 0, ts + i * kFps10, false, pid + i - 1);
     clock_.AdvanceTimeMilliseconds(kFps10);
     ExtractFrame();
     CheckFrame(i, pid + i, 0);
     CheckFrame(i + 1, pid + i + 1, 0);
   }
 }
 
@@ skipping 71 matching lines @@
   InsertFrame(pid + 1, 0, ts, false, pid);
   ExtractFrame();
 
   CheckFrame(0, pid, 0);
   CheckFrame(1, pid + 2, 0);
   CheckNoFrame(2);
 }
 
 }  // namespace video_coding
 }  // namespace webrtc