Move core/include/fpdfapi/fpdf_pageobj.h into core/fpdfapi.

core/fpdfapi/fpdf_page/cpdf_graphstate.h

Index: core/fpdfapi/fpdf_page/cpdf_graphstate.h
diff --git a/core/fpdfapi/fpdf_page/cpdf_graphstate.h b/core/fpdfapi/fpdf_page/cpdf_graphstate.h
new file mode 100644
index 0000000000000000000000000000000000000000..d44d32d31cede5cecedec67f052a8eda0b7e4f41
--- /dev/null
+++ b/core/fpdfapi/fpdf_page/cpdf_graphstate.h
@@ -0,0 +1,14 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef CORE_FPDFAPI_FPDF_PAGE_CPDF_GRAPHSTATE_H_
+#define CORE_FPDFAPI_FPDF_PAGE_CPDF_GRAPHSTATE_H_
+
+#include "core/include/fxge/fx_ge.h"
+
+class CPDF_GraphState : public CFX_CountRef<CFX_GraphStateData> {};
+
+#endif  // CORE_FPDFAPI_FPDF_PAGE_CPDF_GRAPHSTATE_H_