Reland "media/track: Replace wtf/Assertions.h macros in favor of base/logging.h macros"

third_party/WebKit/Source/core/html/track/TextTrackCue.cpp

Index: third_party/WebKit/Source/core/html/track/TextTrackCue.cpp
diff --git a/third_party/WebKit/Source/core/html/track/TextTrackCue.cpp b/third_party/WebKit/Source/core/html/track/TextTrackCue.cpp
index d97d7dd0f3851b29b7775366ec608457bad89ec1..1d1b5302babeb384eb4e812800418482523f1291 100644
--- a/third_party/WebKit/Source/core/html/track/TextTrackCue.cpp
+++ b/third_party/WebKit/Source/core/html/track/TextTrackCue.cpp
@@ -129,7 +129,7 @@ unsigned TextTrackCue::cueIndex()
 {
     // This method can only be called on cues while they are associated with
     // a(n enabled) track (and hence that track's list of cues should exist.)
-    ASSERT(track() && track()->cues());
+    DCHECK(track() && track()->cues());
     TextTrackCueList* cueList = track()->cues();
     if (!cueList->isCueIndexValid(m_cueIndex))
         cueList->validateCueIndexes();