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

experimental/PdfViewer/SkPdfJavascriptActionDictionary_autogen.h

Index: experimental/PdfViewer/SkPdfJavascriptActionDictionary_autogen.h
===================================================================
--- experimental/PdfViewer/SkPdfJavascriptActionDictionary_autogen.h	(revision 9684)
+++ experimental/PdfViewer/SkPdfJavascriptActionDictionary_autogen.h	(working copy)
@@ -5,6 +5,7 @@
 #include "SkPdfArray_autogen.h"
 #include "SkPdfDictionary_autogen.h"
 
+// Additional entries specific to a JavaScript action
 class SkPdfJavascriptActionDictionary : public SkPdfDictionary {
 public:
   virtual SkPdfObjectType getType() const { return kJavascriptActionDictionary_SkPdfObjectType;}
@@ -521,6 +522,13 @@
 
   SkPdfJavascriptActionDictionary& operator=(const SkPdfJavascriptActionDictionary& from) {this->fPodofoDoc = from.fPodofoDoc; this->fPodofoObj = from.fPodofoObj; return *this;}
 
+/** (Required) The type of action that this dictionary describes; must be JavaScript
+ *  for a JavaScript action.
+**/
+  bool has_S() const {
+    return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "S", "", NULL));
+  }
+
   std::string S() const {
     std::string ret;
     if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "S", "", &ret)) return ret;
@@ -528,6 +536,15 @@
     return "";
   }
 
+/** (Required) A string or stream containing the JavaScript script to be executed.
+ *  Note: PDFDocEncoding or Unicode encoding (the latter identified by the Unicode
+ *  prefix U+ FEFF) is used to encode the contents of the string or stream. (See imple-
+ *  mentation note 89 in Appendix H.)
+**/
+  bool has_JS() const {
+    return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "JS", "", NULL));
+  }
+
   bool isJSAString() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "JS", "", &ret)) return false;