Remove non-inclusive language from the transcoder.

Fixes: 162529149
Test: Unit test.
Change-Id: I401e018851473d4189bab6ae3a76d8d0502dca21
diff --git a/media/libmediatranscoding/transcoder/tests/MediaSampleWriterTests.cpp b/media/libmediatranscoding/transcoder/tests/MediaSampleWriterTests.cpp
index c82ec28..e6f9535 100644
--- a/media/libmediatranscoding/transcoder/tests/MediaSampleWriterTests.cpp
+++ b/media/libmediatranscoding/transcoder/tests/MediaSampleWriterTests.cpp
@@ -245,7 +245,7 @@
     static std::shared_ptr<MediaSample> newSampleWithPts(int64_t ptsUs) {
         static uint32_t sampleCount = 0;
 
-        // Use sampleCount to get a unique dummy sample.
+        // Use sampleCount to get a unique mock sample.
         uint32_t sampleId = ++sampleCount;
         return newSample(ptsUs, 0, sampleId, sampleId, reinterpret_cast<const uint8_t*>(sampleId));
     }