Basic support for Type3 Fonts in Pdf + various refactorings

experimental/PdfViewer/SkPdfTrueTypeFontDictionary_autogen.h

-#ifndef __DEFINED__SkPdfTrueTypeFontDictionary
-#define __DEFINED__SkPdfTrueTypeFontDictionary
-
-#include "SkPdfEnums_autogen.h"
-#include "SkPdfArray_autogen.h"
-#include "SkPdfType1FontDictionary_autogen.h"
-
-class SkPdfTrueTypeFontDictionary : public SkPdfType1FontDictionary {
-public:
-  virtual SkPdfObjectType getType() const { return kTrueTypeFontDictionary_SkPdfObjectType;}
-  virtual SkPdfObjectType getTypeEnd() const { return (SkPdfObjectType)(kTrueTypeFontDictionary_SkPdfObjectType + 1);}
-public:
-  virtual SkPdfTrueTypeFontDictionary* asTrueTypeFontDictionary() {return this;}
-  virtual const SkPdfTrueTypeFontDictionary* asTrueTypeFontDictionary() const {return this;}
-
-private:
-  virtual SkPdfMultiMasterFontDictionary* asMultiMasterFontDictionary() {return NULL;}
-  virtual const SkPdfMultiMasterFontDictionary* asMultiMasterFontDictionary() const {return NULL;}
-
-public:
-private:
-public:
-  SkPdfTrueTypeFontDictionary(const PdfMemDocument* podofoDoc = NULL, const PdfObject* podofoObj = NULL) : SkPdfType1FontDictionary(podofoDoc, podofoObj) {}
-
-  virtual bool valid() const {return true;}
-
-  SkPdfTrueTypeFontDictionary& operator=(const SkPdfTrueTypeFontDictionary& from) {this->fPodofoDoc = from.fPodofoDoc; this->fPodofoObj = from.fPodofoObj; return *this;}
-
-  bool has_Subtype() const {
-    return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Subtype", "", NULL));
-  }
-
-  std::string Subtype() const {
-    std::string ret;
-    if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Subtype", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
-};
-
-#endif  // __DEFINED__SkPdfTrueTypeFontDictionary