Mojo C++ bindings: make String16 and gfx::Size available in Blink

third_party/WebKit/Source/platform/mojo/WebGeometryStructTraits.h

Index: third_party/WebKit/Source/platform/mojo/WebGeometryStructTraits.h
diff --git a/third_party/WebKit/Source/platform/mojo/WebGeometryStructTraits.h b/third_party/WebKit/Source/platform/mojo/WebGeometryStructTraits.h
new file mode 100644
index 0000000000000000000000000000000000000000..8217e2b0042a133410d6838db86428fb75505b3a
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+++ b/third_party/WebKit/Source/platform/mojo/WebGeometryStructTraits.h
@@ -0,0 +1,29 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef WebGeometryStructTraits_h
+#define WebGeometryStructTraits_h
+
+#include "public/platform/WebSize.h"
+#include "ui/gfx/geometry/mojo/geometry.mojom-blink.h"
+
+namespace mojo {
+
+template <>
+struct StructTraits<gfx::mojom::blink::Size::DataView, ::blink::WebSize> {
+    static int width(const ::blink::WebSize& size) { return size.width; }
+    static int height(const ::blink::WebSize& size) { return size.height; }
+    static bool Read(gfx::mojom::blink::Size::DataView data, ::blink::WebSize* out)
+    {
+        if (data.width() < 0 || data.height() < 0)
+            return false;
+        out->width = data.width();
+        out->height = data.height();
+        return true;
+    }
+};
+
+}
+
+#endif // WebGeometryStructTraits_h