Update Lexer/Parser to support '#inline' and 'label'

ppapi/generators/test_cgen/structs.idl

Index: ppapi/generators/test_cgen/structs.idl
===================================================================
--- ppapi/generators/test_cgen/structs.idl	(revision 90352)
+++ ppapi/generators/test_cgen/structs.idl	(working copy)
@@ -26,3 +26,17 @@
   s_array[640][480] pixels;
 };
 
+/* typedef float (*func_t)(s_array data); */
+typedef float_t func_t([in] s_array data); 
+
+/* typedef func_t (*findfunc_t)(const char* x); */
+typedef func_t findfunc_t([in] str_t x);
+
+/* struct sfoo {
+  s_array screen[480][640];
+  findfunc_t myfunc;
+}; */
+struct sfoo {
+  s_array[480][640] screen;
+  findfunc_t myfunc;
+};