aaudio test: allow zero buffer size

Test was too strict.

Test: adb shell test_various
Change-Id: I465d7956f202b721e85272e39066f7503527c944
diff --git a/media/libaaudio/tests/test_various.cpp b/media/libaaudio/tests/test_various.cpp
index 4b065c9..935d88b 100644
--- a/media/libaaudio/tests/test_various.cpp
+++ b/media/libaaudio/tests/test_various.cpp
@@ -441,7 +441,7 @@
            bufferCapacity, bufferCapacity % framesPerBurst);
 
     actualSize = AAudioStream_setBufferSizeInFrames(aaudioStream, 0);
-    EXPECT_GT(actualSize, 0);
+    EXPECT_GE(actualSize, 0); // 0 is legal in R
     EXPECT_LE(actualSize, bufferCapacity);
 
     actualSize = AAudioStream_setBufferSizeInFrames(aaudioStream, 2 * framesPerBurst);
@@ -469,7 +469,7 @@
     EXPECT_LE(actualSize, bufferCapacity);
 
     actualSize = AAudioStream_setBufferSizeInFrames(aaudioStream, INT32_MIN);
-    EXPECT_GT(actualSize, 0);
+    EXPECT_GE(actualSize, 0); // 0 is legal in R
     EXPECT_LE(actualSize, bufferCapacity);
 
     AAudioStream_close(aaudioStream);