pdfviewer: load files with missing xref (we need in order to help with testing, as most good pdfx i…

experimental/PdfViewer/pdfparser/native/SkPdfNativeTokenizer.h

 #ifndef EXPERIMENTAL_PDFVIEWER_PDFPARSER_NATIVE_SKPDFNATIVETOKENIZER_H_
 #define EXPERIMENTAL_PDFVIEWER_PDFPARSER_NATIVE_SKPDFNATIVETOKENIZER_H_
 
 #include "SkTDArray.h"
 #include "SkTDict.h"
 #include <math.h>
 #include <string.h>
 
 class SkPdfMapper;
 class SkPdfDictionary;
@@ skipping 42 matching lines @@
                             ((ch)==kOpenedSquareBracket_PdfDelimiter)||\
                             ((ch)==kClosedSquareBracket_PdfDelimiter)||\
                             ((ch)==kOpenedCurlyBracket_PdfDelimiter)||\
                             ((ch)==kClosedCurlyBracket_PdfDelimiter)||\
                             ((ch)==kNamed_PdfDelimiter)||\
                             ((ch)==kComment_PdfDelimiter))
 
 #define isPdfWhiteSpaceOrPdfDelimiter(ch) (isPdfWhiteSpace(ch)||isPdfDelimiter(ch))
 
 #define isPdfDigit(ch) ((ch)>='0'&&(ch)<='9')
-#define isPdfNumeric(ch) (isPdfDigit(ch)||(ch)=='+'||(ch)=='-')
+#define isPdfNumeric(ch) (isPdfDigit(ch)||(ch)=='+'||(ch)=='-'||(ch)=='.')
 
-const unsigned char* skipPdfWhiteSpaces(int level, const unsigned char* buffer, size_t len);
-const unsigned char* endOfPdfToken(int level, const unsigned char* start, size_t len);
-const unsigned char* skipPdfComment(int level, const unsigned char* start, size_t len);
+const unsigned char* skipPdfWhiteSpaces(int level, const unsigned char* buffer, const unsigned char* end);
+const unsigned char* endOfPdfToken(int level, const unsigned char* start, const unsigned char* end);
 
 // TODO(edisonn): typedef read and integer tyepes? make less readable...
 //typedef double SkPdfReal;
 //typedef int64_t SkPdfInteger;
 
 // an allocator only allocates memory, and it deletes it all when the allocator is destroyed
 // this would allow us not to do any garbage collection while we parse or draw a pdf, and defere it
 // while the user is looking at the image
 
 class SkPdfObject;
@@ skipping 69 matching lines @@
     const unsigned char* fUncompressedStreamStart;
     const unsigned char* fUncompressedStream;
     const unsigned char* fUncompressedStreamEnd;
 
     bool fEmpty;
     bool fHasPutBack;
     PdfToken fPutBack;
 };
 
 #endif  // EXPERIMENTAL_PDFVIEWER_PDFPARSER_NATIVE_SKPDFNATIVETOKENIZER_H_