Fix cert-dcl16-c clang-tidy warnings in nuplayer.

Bug: 120614316
Test: make with WITH_TIDY=1 DEFAULT_GLOBAL_TIDY_CHECKS=-*,cert-dcl16-c
Change-Id: Ia4124c95101ba37d7212a4de8a9a17959153db25
diff --git a/media/libmediaplayerservice/nuplayer/StreamingSource.cpp b/media/libmediaplayerservice/nuplayer/StreamingSource.cpp
index b3da53f..afdcd37 100644
--- a/media/libmediaplayerservice/nuplayer/StreamingSource.cpp
+++ b/media/libmediaplayerservice/nuplayer/StreamingSource.cpp
@@ -186,7 +186,7 @@
     // We're going to buffer at least 2 secs worth data on all tracks before
     // starting playback (both at startup and after a seek).
 
-    static const int64_t kMinDurationUs = 2000000ll;
+    static const int64_t kMinDurationUs = 2000000LL;
 
     sp<AnotherPacketSource> audioTrack = getSource(true /*audio*/);
     sp<AnotherPacketSource> videoTrack = getSource(false /*audio*/);