Change type_stack::insert to take gdbarch

This changes type_stack::insert to take a gdbarch rather than an
expr_builder.  This is simpler and means that type_stack doesn't have
to know anything about expression building; the parser-defs.h include
can be removed.

Approved-By: Simon Marchi <simon.marchi@efficios.com>


diff --git a/gdb/c-exp.y b/gdb/c-exp.y
index 3abfafe..11f0d88 100644
--- a/gdb/c-exp.y
+++ b/gdb/c-exp.y
@@ -1248,12 +1248,12 @@
 			{ cpstate->type_stack.insert (tp_restrict); }
 	|	'@' NAME
 		{
-		  cpstate->type_stack.insert (pstate,
+		  cpstate->type_stack.insert (pstate->gdbarch (),
 					      copy_name ($2.stoken).c_str ());
 		}
 	|	'@' UNKNOWN_CPP_NAME
 		{
-		  cpstate->type_stack.insert (pstate,
+		  cpstate->type_stack.insert (pstate->gdbarch (),
 					      copy_name ($2.stoken).c_str ());
 		}
 	;
diff --git a/gdb/type-stack.c b/gdb/type-stack.c
index fc12e5e..b9266b8 100644
--- a/gdb/type-stack.c
+++ b/gdb/type-stack.c
@@ -20,7 +20,6 @@
 #include "type-stack.h"
 
 #include "gdbtypes.h"
-#include "parser-defs.h"
 
 /* See type-stack.h.  */
 
@@ -51,7 +50,7 @@ type_stack::insert (enum type_pieces tp)
 /* See type-stack.h.  */
 
 void
-type_stack::insert (struct expr_builder *pstate, const char *string)
+type_stack::insert (struct gdbarch *gdbarch, const char *string)
 {
   union type_stack_elt element;
   int slot;
@@ -67,8 +66,7 @@ type_stack::insert (struct expr_builder *pstate, const char *string)
   element.piece = tp_space_identifier;
   insert_into (slot, element);
   element.int_val
-    = address_space_name_to_type_instance_flags (pstate->gdbarch (),
-						 string);
+    = address_space_name_to_type_instance_flags (gdbarch, string);
   insert_into (slot, element);
 }
 
diff --git a/gdb/type-stack.h b/gdb/type-stack.h
index f94e526..eeb2f35 100644
--- a/gdb/type-stack.h
+++ b/gdb/type-stack.h
@@ -212,7 +212,7 @@ struct type_stack
      stack is a tp_pointer, and the new values are inserted above the
      first item.  */
 
-  void insert (struct expr_builder *pstate, const char *string);
+  void insert (struct gdbarch *gdbarch, const char *string);
 
   /* Append the elements of the type stack FROM to the type stack
      THIS.  Always returns THIS.  */