gdb/jit: remove jiter_objfile_data -> objfile back-link

This is no longer needed, remove it.

gdb/ChangeLog:
2020-07-22  Simon Marchi  <simon.marchi@polymtl.ca>

	* jit.h (struct jiter_objfile_data) <jiter_objfile_data, objfile>:
	Remove.
	* jit.c (get_jiter_objfile_data): Update.

3 files changed, 7 insertions, 8 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 83f20ac..e742817 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+2020-07-22  Simon Marchi  <simon.marchi@polymtl.ca>
+
+	* jit.h (struct jiter_objfile_data) <jiter_objfile_data, objfile>:
+	Remove.
+	* jit.c (get_jiter_objfile_data): Update.
+
 2020-07-22  Tankut Baris Aktemur  <tankut.baris.aktemur@intel.com>
 	    Simon Marchi  <simon.marchi@polymtl.ca>
 
diff --git a/gdb/jit.c b/gdb/jit.c
index 0e1cb20..85b644d 100644
--- a/gdb/jit.c
+++ b/gdb/jit.c
@@ -254,7 +254,7 @@ static jiter_objfile_data *
 get_jiter_objfile_data (objfile *objf)
 {
   if (objf->jiter_data == nullptr)
-    objf->jiter_data.reset (new jiter_objfile_data (objf));
+    objf->jiter_data.reset (new jiter_objfile_data ());
 
   return objf->jiter_data.get ();
 }
diff --git a/gdb/jit.h b/gdb/jit.h
index b78c35d..739a8f3 100644
--- a/gdb/jit.h
+++ b/gdb/jit.h
@@ -72,15 +72,8 @@ struct jit_descriptor
 
 struct jiter_objfile_data
 {
-  jiter_objfile_data (struct objfile *objfile)
-    : objfile (objfile)
-  {}
-
   ~jiter_objfile_data ();
 
-  /* Back-link to the objfile. */
-  struct objfile *objfile;
-
   /* Symbol for __jit_debug_register_code.  */
   minimal_symbol *register_code = nullptr;