Fixed a build error

Sergio0694 · Sergio0694 · commit 8ad8a5969e24 · 2020-02-27T21:26:43.000+01:00
diff --git a/src/ImageSharp/Common/Extensions/StreamExtensions.cs b/src/ImageSharp/Common/Extensions/StreamExtensions.cs
@@ -4,6 +4,9 @@
 using System;
 using System.IO;
 using SixLabors.ImageSharp.Memory;
+#if !SUPPORTS_SPAN_STREAM
+using System.Buffers;
+#endif
 
 namespace SixLabors.ImageSharp
 {
diff --git a/tests/ImageSharp.Tests/Metadata/Profiles/Exif/ExifProfileTests.cs b/tests/ImageSharp.Tests/Metadata/Profiles/Exif/ExifProfileTests.cs
@@ -394,7 +394,7 @@ public void WritingImagePreservesExifProfile(TestImageWriteFormat imageFormat)
         public void ProfileToByteArray()
         {
             // Arrange
-            byte[] exifBytesWithoutExifCode = ExifConstants.LittleEndianByteOrderMarker;
+            byte[] exifBytesWithoutExifCode = ExifConstants.LittleEndianByteOrderMarker.ToArray();
             ExifProfile expectedProfile = CreateExifProfile();
             var expectedProfileTags = expectedProfile.Values.Select(x => x.Tag).ToList();
 

Original file line number	Diff line number	Diff line change
`@@ -4,6 +4,9 @@`
`4`	`4`	`using System;`
`5`	`5`	`using System.IO;`
`6`	`6`	`using SixLabors.ImageSharp.Memory;`
	`7`	`+#if !SUPPORTS_SPAN_STREAM`
	`8`	`+using System.Buffers;`
	`9`	`+#endif`
`7`	`10`
`8`	`11`	`namespace SixLabors.ImageSharp`
`9`	`12`	`{`
Original file line number	Diff line number	Diff line change
`@@ -394,7 +394,7 @@ public void WritingImagePreservesExifProfile(TestImageWriteFormat imageFormat)`
`394`	`394`	`public void ProfileToByteArray()`
`395`	`395`	`{`
`396`	`396`	`// Arrange`
`397`		`- byte[] exifBytesWithoutExifCode = ExifConstants.LittleEndianByteOrderMarker;`
	`397`	`+ byte[] exifBytesWithoutExifCode = ExifConstants.LittleEndianByteOrderMarker.ToArray();`
`398`	`398`	`ExifProfile expectedProfile = CreateExifProfile();`
`399`	`399`	`var expectedProfileTags = expectedProfile.Values.Select(x => x.Tag).ToList();`
`400`	`400`