pdfviewer: more plumming for soft masks, blend modes and transparency groups

Review URL: https://codereview.chromium.org/21125002

git-svn-id: http://skia.googlecode.com/svn/trunk@10419 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.cpp b/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.cpp
index 8f92a0f..8892ee2 100644
--- a/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.cpp
+++ b/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.cpp
@@ -196,7 +196,7 @@
 
             token.reset();
             current = nextObject(0, current, trailerEnd, &token, NULL, NULL);
-            if (!token.isKeyword() || token.len() != 1 || (*token.c_str() != 'f' && *token.c_str() != 'n')) {
+            if (!token.isKeyword() || token.lenstr() != 1 || (*token.c_str() != 'f' && *token.c_str() != 'n')) {
                 // TODO(edisonn): report/warning
                 return current;
             }
@@ -215,7 +215,7 @@
     const unsigned char* current =
             nextObject(0, trailerStart, trailerEnd, &trailerKeyword, NULL, NULL);
 
-    if (!trailerKeyword.isKeyword() || strlen("trailer") != trailerKeyword.len() ||
+    if (!trailerKeyword.isKeyword() || strlen("trailer") != trailerKeyword.lenstr() ||
         strncmp(trailerKeyword.c_str(), "trailer", strlen("trailer")) != 0) {
         // TODO(edisonn): report warning, rebuild trailer from objects.
         return -1;
diff --git a/experimental/PdfViewer/pdfparser/native/SkPdfNativeTokenizer.cpp b/experimental/PdfViewer/pdfparser/native/SkPdfNativeTokenizer.cpp
index bc3a3fa..41bd92d 100644
--- a/experimental/PdfViewer/pdfparser/native/SkPdfNativeTokenizer.cpp
+++ b/experimental/PdfViewer/pdfparser/native/SkPdfNativeTokenizer.cpp
@@ -927,7 +927,7 @@
     // If it is a keyword, we will only get the pointer of the string
     if (obj.type() == SkPdfObject::kKeyword_PdfObjectType) {
         token->fKeyword = obj.c_str();
-        token->fKeywordLength = obj.len();
+        token->fKeywordLength = obj.lenstr();
         token->fType = kKeyword_TokenType;
     } else {
         SkPdfObject* pobj = fAllocator->allocObject();
@@ -1062,7 +1062,7 @@
         SkPdfObject* key = fAllocator->allocObject();
         fUncompressedStream = nextObject(0, fUncompressedStream, fUncompressedStreamEnd, key, fAllocator, fDoc);
 
-        if (key->isKeyword() && key->len() == 2 && key->c_str()[0] == 'I' && key->c_str()[1] == 'D') { // ID
+        if (key->isKeyword() && key->lenstr() == 2 && key->c_str()[0] == 'I' && key->c_str()[1] == 'D') { // ID
             fUncompressedStream = readInlineImageStream(0, fUncompressedStream, fUncompressedStreamEnd, inlineImage, fDoc);
             return inlineImage;
         } else {
diff --git a/experimental/PdfViewer/pdfparser/native/SkPdfObject.h b/experimental/PdfViewer/pdfparser/native/SkPdfObject.h
index 5525f7b..9df9a23 100644
--- a/experimental/PdfViewer/pdfparser/native/SkPdfObject.h
+++ b/experimental/PdfViewer/pdfparser/native/SkPdfObject.h
@@ -131,7 +131,7 @@
         }
     }
 
-    size_t len() const {
+    size_t lenstr() const {
         switch (fObjectType) {
             case kString_PdfObjectType:
             case kHexString_PdfObjectType: