Add end-of-file newline to StructureHLSL.cpp.

BUG=angle:680

Change-Id: I37aee0d136021a1ce1c3c398d680cdbc4820e6d0
Reviewed-on: https://chromium-review.googlesource.com/204905
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Geoff Lang <geofflang@chromium.org>
diff --git a/src/compiler/translator/StructureHLSL.cpp b/src/compiler/translator/StructureHLSL.cpp
index e19058f..1221f1e 100644
--- a/src/compiler/translator/StructureHLSL.cpp
+++ b/src/compiler/translator/StructureHLSL.cpp
@@ -472,4 +472,4 @@
     mStd140StructElementIndexes[structName] = padHelper.elementIndex();
 }
 
-}
\ No newline at end of file
+}