diff -r 000000000000 -r 6474c204b198 gfx/skia/trunk/include/utils/win/SkHRESULT.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/skia/trunk/include/utils/win/SkHRESULT.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,58 @@
+/*
+ * Copyright 2011 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SkHRESULT_DEFINED
+#define SkHRESULT_DEFINED
+
+#include "SkTypes.h"
+
+void SkTraceHR(const char* file, unsigned long line,
+               HRESULT hr, const char* msg);
+
+#ifdef SK_DEBUG
+#define SK_TRACEHR(_hr, _msg) SkTraceHR(__FILE__, __LINE__, _hr, _msg)
+#else
+#define SK_TRACEHR(_hr, _msg) _hr
+#endif
+
+#define HR_GENERAL(_ex, _msg, _ret) {\
+    HRESULT _hr = _ex;\
+    if (FAILED(_hr)) {\
+        SK_TRACEHR(_hr, _msg);\
+        return _ret;\
+    }\
+}
+
+//@{
+/**
+These macros are for reporting HRESULT errors.
+The expression will be evaluated.
+If the resulting HRESULT SUCCEEDED then execution will continue normally.
+If the HRESULT FAILED then the macro will return from the current function.
+In variants ending with 'M' the given message will be traced when FAILED.
+The HR variants will return the HRESULT when FAILED.
+The HRB variants will return false when FAILED.
+The HRN variants will return NULL when FAILED.
+The HRV variants will simply return when FAILED.
+The HRZ variants will return 0 when FAILED.
+*/
+#define HR(ex) HR_GENERAL(ex, NULL, _hr)
+#define HRM(ex, msg) HR_GENERAL(ex, msg, _hr)
+
+#define HRB(ex) HR_GENERAL(ex, NULL, false)
+#define HRBM(ex, msg) HR_GENERAL(ex, msg, false)
+
+#define HRN(ex) HR_GENERAL(ex, NULL, NULL)
+#define HRNM(ex, msg) HR_GENERAL(ex, msg, NULL)
+
+#define HRV(ex) HR_GENERAL(ex, NULL, )
+#define HRVM(ex, msg) HR_GENERAL(ex, msg, )
+
+#define HRZ(ex) HR_GENERAL(ex, NULL, 0)
+#define HRZM(ex, msg) HR_GENERAL(ex, msg, 0)
+//@}
+#endif