Fix sass white-space scanner

Author: mgreter

src/parser.hpp

@@ -68,7 +68,7 @@ namespace Sass {
     }
 
     // Consumes whitespace, but not comments.
-    inline void scanWhitespaceWithoutComments()
+    virtual void scanWhitespaceWithoutComments()
     {
       while (!scanner.isDone() && Character::isWhitespace(scanner.peekChar())) {
         scanner.readChar();

src/parser_sass.cpp

@@ -317,7 +317,7 @@ namespace Sass {
     return SASS_MEMORY_NEW(LoudComment, std::move(pstate), itpl);
   }
 
-  void SassParser::scanWhitespace()
+  void SassParser::scanWhitespaceWithoutComments()
   {
     // This overrides whitespace consumption so that
     // it doesn't consume newlines or loud comments.

src/parser_sass.hpp

@@ -116,7 +116,7 @@ namespace Sass {
     // that it doesn't consume multi-line comments.
     LoudComment* loudComment();
 
-    void scanWhitespace() override final;
+    void scanWhitespaceWithoutComments() override final;
 
     // Expect and consume a single newline character.
     void expectNewline();