AOSP/Messaging - Update language to comply with Android's inclusive language guidance.

See https://source.android.com/setup/contribute/respectful-code for reference

BUG=161896447

Test: make and make messagingtests
Change-Id: I01c520f1d5e9eab8dbb25b08d133ae34bd301093

src/com/android/messaging/datamodel/media/MediaRequest.java

@@ -21,7 +21,7 @@ import java.util.List;
  * Keeps track of a media loading request. MediaResourceManager uses this interface to load, encode,
  * decode, and cache different types of media resource.
  *
- * This interface defines a media request class that's threading-model-blind. Wrapper classes
+ * This interface defines a media request class that's threading-model-oblivious. Wrapper classes
  * (such as {@link AsyncMediaRequestWrapper} wraps around any base media request to offer async
  * extensions).
  */
@@ -67,4 +67,4 @@ public interface MediaRequest<T extends RefCountedMediaResource> {
      * Returns the descriptor defining the request.
      */
     MediaRequestDescriptor<T> getDescriptor();
-}
+}