Added an alternate lexer for the existing preprocessor. It is still behind a compile-time flag.
Review URL: https://codereview.appspot.com/5976072

git-svn-id: https://angleproject.googlecode.com/svn/trunk@1019 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/compiler/glslang.h b/src/compiler/glslang.h
index 26f1457..3a45daf 100644
--- a/src/compiler/glslang.h
+++ b/src/compiler/glslang.h
@@ -8,9 +8,9 @@
 extern int glslang_initialize(TParseContext* context);
 extern int glslang_finalize(TParseContext* context);
 
-extern void glslang_scan(int count,
-                         const char* const string[],
-                         const int length[],
-                         TParseContext* context);
+extern int glslang_scan(int count,
+                        const char* const string[],
+                        const int length[],
+                        TParseContext* context);
 extern int glslang_parse(TParseContext* context);