Split fpdfdoc/include/fpdf_doc.h into individual classes.

core/fpdfdoc/include/cpdf_iconfit.h

Index: core/fpdfdoc/include/cpdf_iconfit.h
diff --git a/core/fpdfdoc/include/cpdf_iconfit.h b/core/fpdfdoc/include/cpdf_iconfit.h
new file mode 100644
index 0000000000000000000000000000000000000000..a13730d8cea82845358a271c700a2dcae5dd3d91
--- /dev/null
+++ b/core/fpdfdoc/include/cpdf_iconfit.h
@@ -0,0 +1,30 @@
+// 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_FPDFDOC_INCLUDE_CPDF_ICONFIT_H_
+#define CORE_FPDFDOC_INCLUDE_CPDF_ICONFIT_H_
+
+#include "core/fxcrt/include/fx_system.h"
+
+class CPDF_Dictionary;
+
+class CPDF_IconFit {
+ public:
+  enum ScaleMethod { Always = 0, Bigger, Smaller, Never };
+
+  explicit CPDF_IconFit(const CPDF_Dictionary* pDict) : m_pDict(pDict) {}
+
+  ScaleMethod GetScaleMethod();
+  FX_BOOL IsProportionalScale();
+  void GetIconPosition(FX_FLOAT& fLeft, FX_FLOAT& fBottom);
+  bool GetFittingBounds();
+  const CPDF_Dictionary* GetDict() const { return m_pDict; }
+
+ private:
+  const CPDF_Dictionary* const m_pDict;
+};
+
+#endif  // CORE_FPDFDOC_INCLUDE_CPDF_ICONFIT_H_