Deal with ca and CA transparency operators in pdf. add comments to generated classes.

experimental/PdfViewer/SkPdfWebCaptureCommandSettingsDictionary_autogen.h

 #ifndef __DEFINED__SkPdfWebCaptureCommandSettingsDictionary
 #define __DEFINED__SkPdfWebCaptureCommandSettingsDictionary
 
 #include "SkPdfEnums_autogen.h"
 #include "SkPdfArray_autogen.h"
 #include "SkPdfDictionary_autogen.h"
 
+// Entries in a Web Capture command settings dictionary
 class SkPdfWebCaptureCommandSettingsDictionary : public SkPdfDictionary {
 public:
   virtual SkPdfObjectType getType() const { return kWebCaptureCommandSettingsDictionary_SkPdfObjectType;}
   virtual SkPdfObjectType getTypeEnd() const { return (SkPdfObjectType)(kWebCaptureCommandSettingsDictionary_SkPdfObjectType + 1);}
 public:
   virtual SkPdfWebCaptureCommandSettingsDictionary* asWebCaptureCommandSettingsDictionary() {return this;}
   virtual const SkPdfWebCaptureCommandSettingsDictionary* asWebCaptureCommandSettingsDictionary() const {return this;}
 
 private:
   virtual SkPdfALinkAnnotationDictionary* asALinkAnnotationDictionary() {return NULL;}
@@ skipping 496 matching lines @@
 
 public:
 private:
 public:
   SkPdfWebCaptureCommandSettingsDictionary(const PdfMemDocument* podofoDoc = NULL, const PdfObject* podofoObj = NULL) : SkPdfDictionary(podofoDoc, podofoObj) {}
 
   virtual bool valid() const {return true;}
 
   SkPdfWebCaptureCommandSettingsDictionary& operator=(const SkPdfWebCaptureCommandSettingsDictionary& from) {this->fPodofoDoc = from.fPodofoDoc; this->fPodofoObj = from.fPodofoObj; return *this;}
 
+/** (Optional) A dictionary containing global conversion engine settings relevant to all con-
+ *  version engines. If this key is absent, default settings will be used.
+**/
+  bool has_G() const {
+    return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "G", "", NULL));
+  }
+
   SkPdfDictionary* G() const {
     SkPdfDictionary* ret;
     if (DictionaryFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "G", "", &ret)) return ret;
     // TODO(edisonn): warn about missing required field, assert for known good pdfs
     return NULL;
   }
 
+/** (Optional) Settings for specific conversion engines. Each key in this dictionary is the
+ *  internal name of a conversion engine (see below). The associated value is a dictionary
+ *  containing the settings associated with that conversion engine. If the settings for a par-
+ *  ticular conversion engine are not found in the dictionary, default settings will be used.
+**/
+  bool has_C() const {
+    return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "C", "", NULL));
+  }
+
   SkPdfDictionary* C() const {
     SkPdfDictionary* ret;
     if (DictionaryFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "C", "", &ret)) return ret;
     // TODO(edisonn): warn about missing required field, assert for known good pdfs
     return NULL;
   }
 
 };
 
 #endif  // __DEFINED__SkPdfWebCaptureCommandSettingsDictionary