1 files changed, 10 insertions, 3 deletions
diff --git a/gfx/ots/src/vmtx.h b/gfx/ots/src/vmtx.h
index 061dc73ed..b243fe214 100644
--- a/gfx/ots/src/vmtx.h
+++ b/gfx/ots/src/vmtx.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011-2017 The OTS Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -6,12 +6,19 @@
 #define OTS_VMTX_H_
 
 #include "metrics.h"
+#include "vhea.h"
 #include "ots.h"
 
 namespace ots {
 
-struct OpenTypeVMTX {
-  OpenTypeMetricsTable metrics;
+struct OpenTypeVMTX : public OpenTypeMetricsTable {
+ public:
+  explicit OpenTypeVMTX(Font *font, uint32_t tag)
+      : OpenTypeMetricsTable(font, tag, tag, OTS_TAG_VHEA) { }
+
+  bool Parse(const uint8_t *data, size_t length);
+  bool Serialize(OTSStream *out);
+  bool ShouldSerialize();
 };
 
 }  // namespace ots