getSampletime -> getSampleTime

Change-Id: I87aaa87be068d414903a0e1e22bfe4183cf45ab0
diff --git a/include/ndk/NdkMediaExtractor.h b/include/ndk/NdkMediaExtractor.h
index 5a319d7..7a4e702 100644
--- a/include/ndk/NdkMediaExtractor.h
+++ b/include/ndk/NdkMediaExtractor.h
@@ -106,7 +106,7 @@
  * Returns the current sample's presentation time in microseconds.
  * or -1 if no more samples are available.
  */
-int64_t AMediaExtractor_getSampletime(AMediaExtractor*);
+int64_t AMediaExtractor_getSampleTime(AMediaExtractor*);
 
 /**
  * Advance to the next sample. Returns false if no more sample data