[SVGDevice] Text whitespace unittest

include/xml/SkDOM.h

Index: include/xml/SkDOM.h
diff --git a/include/xml/SkDOM.h b/include/xml/SkDOM.h
index e0bb744d6d1368b64cc5cce3583958874e29780a..df5766faec6f7f8c287133a71a3999b8cacf0da3 100644
--- a/include/xml/SkDOM.h
+++ b/include/xml/SkDOM.h
@@ -17,6 +17,9 @@
 struct SkDOMNode;
 struct SkDOMAttr;
 
+class SkDOMParser;
+class SkXMLParser;
+
 class SkDOM {
 public:
     SkDOM();
@@ -32,6 +35,9 @@ public:
 
     const Node* getRootNode() const;
 
+    SkXMLParser* beginParsing();
+    const Node* finishParsing();
+
     enum Type {
         kElement_Type,
         kText_Type
@@ -82,8 +88,10 @@ public:
     SkDEBUGCODE(static void UnitTest();)
 
 private:
-    SkChunkAlloc    fAlloc;
-    Node*           fRoot;
+    SkChunkAlloc               fAlloc;
+    Node*                      fRoot;
+    SkAutoTDelete<SkDOMParser> fParser;
+
     friend class AttrIter;
     friend class SkDOMParser;
 };