core/include/fdpfapi cleanup Part I.

core/fpdfapi/ipdf_pagemodule.h

Index: core/fpdfapi/ipdf_pagemodule.h
diff --git a/core/fpdfapi/ipdf_pagemodule.h b/core/fpdfapi/ipdf_pagemodule.h
new file mode 100644
index 0000000000000000000000000000000000000000..3765cd91d2a46a112b55c763df54e11bde5e24b4
--- /dev/null
+++ b/core/fpdfapi/ipdf_pagemodule.h
@@ -0,0 +1,28 @@
+// 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_IPDF_PAGEMODULE_H_
+#define CORE_FPDFAPI_IPDF_PAGEMODULE_H_
+
+class CPDF_ColorSpace;
+class CPDF_DocPageData;
+class CPDF_Document;
+class CPDF_FontGlobals;
+
+class IPDF_PageModule {
+ public:
+  virtual ~IPDF_PageModule() {}
+
+  virtual CPDF_DocPageData* CreateDocData(CPDF_Document* pDoc) = 0;
+  virtual void ReleaseDoc(CPDF_Document* pDoc) = 0;
+  virtual void ClearDoc(CPDF_Document* pDoc) = 0;
+  virtual CPDF_FontGlobals* GetFontGlobals() = 0;
+  virtual void ClearStockFont(CPDF_Document* pDoc) = 0;
+  virtual void NotifyCJKAvailable() = 0;
+  virtual CPDF_ColorSpace* GetStockCS(int family) = 0;
+};
+
+#endif  // CORE_FPDFAPI_IPDF_PAGEMODULE_H_