refactoring for pdf viewer lib

experimental/PdfViewer/autogen/SkPdfVariableTextFieldDictionary_autogen.h

 #ifndef __DEFINED__SkPdfVariableTextFieldDictionary
 #define __DEFINED__SkPdfVariableTextFieldDictionary
 
 #include "SkPdfUtils.h"
 #include "SkPdfEnums_autogen.h"
 #include "SkPdfArray_autogen.h"
 #include "SkPdfDictionary_autogen.h"
 
 // Additional entries common to all fields containing variable text
 class SkPdfVariableTextFieldDictionary : public SkPdfDictionary {
@@ skipping 517 matching lines @@
 /** (Required; inheritable) A resource dictionary (see Section 3.7.2, "Resource Diction-
  *  aries") containing default resources (such as fonts, patterns, or color spaces) to be used
  *  by the appearance stream. At a minimum, this dictionary must contain a Font entry
  *  specifying the resource name and font dictionary of the default font for displaying the
  *  field's text. (See implementation note 84 in Appendix H.)
 **/
   bool has_DR() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "DR", "", NULL));
   }
 
-  SkPdfDictionary* DR() const {
-    SkPdfDictionary* ret;
-    if (DictionaryFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "DR", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfDictionary* DR() const;
 /** (Required; inheritable) The default appearance string, containing a sequence of valid
  *  page-content graphics or text state operators defining such properties as the field's text
  *  size and color.
 **/
   bool has_DA() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "DA", "", NULL));
   }
 
-  std::string DA() const {
-    std::string ret;
-    if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "DA", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string DA() const;
 /** (Optional; inheritable) A code specifying the form of quadding (justification) to be
  *  used in displaying the text:
  *      0    Left-justified
  *      1    Centered
  *      2    Right-justified
  *  Default value: 0 (left-justified).
 **/
   bool has_Q() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Q", "", NULL));
   }
 
-  long Q() const {
-    long ret;
-    if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Q", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return 0;
-  }
-
+  long Q() const;
 };
 
 #endif  // __DEFINED__SkPdfVariableTextFieldDictionary