refactoring for pdf viewer lib

experimental/PdfViewer/autogen/SkPdfTrapNetworkAppearanceStreamDictionary_autogen.h

 #ifndef __DEFINED__SkPdfTrapNetworkAppearanceStreamDictionary
 #define __DEFINED__SkPdfTrapNetworkAppearanceStreamDictionary
 
 #include "SkPdfUtils.h"
 #include "SkPdfEnums_autogen.h"
 #include "SkPdfArray_autogen.h"
 #include "SkPdfDictionary_autogen.h"
 
 // Additional entries specific to a trap network appearance stream
 class SkPdfTrapNetworkAppearanceStreamDictionary : public SkPdfDictionary {
@@ skipping 518 matching lines @@
  *  when this trap network was created; equivalent to the PostScript
  *  page device parameter ProcessColorModel (see Section 6.2.5 of the
  *  PostScript Language Reference, Third Edition). Valid values are
  *  DeviceGray, DeviceRGB, DeviceCMYK, DeviceCMY, DeviceRGBK,
  *  and DeviceN.
 **/
   bool has_PCM() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "PCM", "", NULL));
   }
 
-  std::string PCM() const {
-    std::string ret;
-    if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "PCM", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string PCM() const;
 /** (Optional) An array of names identifying the colorants that were
  *  assumed when this network was created; equivalent to the Post-
  *  Script page device parameter of the same name (see Section 6.2.5 of
  *  the PostScript Language Reference, Third Edition). Colorants im-
  *  plied by the process color model PCM are available automatically
  *  and need not be explicitly declared. If this entry is absent, the
  *  colorants implied by PCM are assumed.
 **/
   bool has_SeparationColorNames() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "SeparationColorNames", "", NULL));
   }
 
-  SkPdfArray* SeparationColorNames() const {
-    SkPdfArray* ret;
-    if (ArrayFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "SeparationColorNames", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfArray* SeparationColorNames() const;
 /** (Optional) An array of indirect references to TrapRegion objects
  *  defining the page's trapping zones and the associated trapping
  *  parameters, as described in Adobe Technical Note #5620, Portable
  *  Job Ticket Format. These references are to objects comprising
  *  portions of a PJTF job ticket that is embedded in the PDF file.
  *  When the trapping zones and parameters are defined by an external
  *  job ticket (or by some other means, such as with JDF), this entry is
  *  absent.
 **/
   bool has_TrapRegions() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "TrapRegions", "", NULL));
   }
 
-  SkPdfArray* TrapRegions() const {
-    SkPdfArray* ret;
-    if (ArrayFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "TrapRegions", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfArray* TrapRegions() const;
 /** (Optional) A human-readable text string that applications can use
  *  to describe this trap network to the user (for example, to allow
  *  switching between trap networks).
 **/
   bool has_TrapStyles() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "TrapStyles", "", NULL));
   }
 
-  std::string TrapStyles() const {
-    std::string ret;
-    if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "TrapStyles", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string TrapStyles() const;
 };
 
 #endif  // __DEFINED__SkPdfTrapNetworkAppearanceStreamDictionary