gdb: rename lm_info_base to lm_info

The base class doesn't need to have "_base" in its name, all the
sub-classes have a specific suffix.

Change-Id: I87652105cfedd87898770a81f0eda343ff7f2bdb
Approved-By: Pedro Alves <pedro@palves.net>
Reviewed-By: Reviewed-By: Lancelot Six <lancelot.six@amd.com>
diff --git a/gdb/solib-aix.c b/gdb/solib-aix.c
index 515d9d6..7e7333e 100644
--- a/gdb/solib-aix.c
+++ b/gdb/solib-aix.c
@@ -28,7 +28,7 @@
 
 /* Our private data in struct so_list.  */
 
-struct lm_info_aix : public lm_info_base
+struct lm_info_aix : public lm_info
 {
   /* The name of the file mapped by the loader.  Apart from the entry
      for the main executable, this is usually a shared library (which,
diff --git a/gdb/solib-darwin.c b/gdb/solib-darwin.c
index 0d58991..aebcf81 100644
--- a/gdb/solib-darwin.c
+++ b/gdb/solib-darwin.c
@@ -135,7 +135,7 @@ darwin_load_image_infos (struct darwin_info *info)
 
 /* Link map info to include in an allocated so_list entry.  */
 
-struct lm_info_darwin : public lm_info_base
+struct lm_info_darwin : public lm_info
 {
   /* The target location of lm.  */
   CORE_ADDR lm_addr = 0;
diff --git a/gdb/solib-dsbt.c b/gdb/solib-dsbt.c
index bd60c6f..8de2360 100644
--- a/gdb/solib-dsbt.c
+++ b/gdb/solib-dsbt.c
@@ -123,7 +123,7 @@ struct dbst_ext_link_map
 
 /* Link map info to include in an allocated so_list entry */
 
-struct lm_info_dsbt : public lm_info_base
+struct lm_info_dsbt : public lm_info
 {
   ~lm_info_dsbt ()
   {
diff --git a/gdb/solib-frv.c b/gdb/solib-frv.c
index f823aca..caf8a9a 100644
--- a/gdb/solib-frv.c
+++ b/gdb/solib-frv.c
@@ -196,7 +196,7 @@ struct ext_link_map
 
 /* Link map info to include in an allocated so_list entry.  */
 
-struct lm_info_frv : public lm_info_base
+struct lm_info_frv : public lm_info
 {
   ~lm_info_frv ()
   {
diff --git a/gdb/solib-svr4.h b/gdb/solib-svr4.h
index ff15603..050c702 100644
--- a/gdb/solib-svr4.h
+++ b/gdb/solib-svr4.h
@@ -29,7 +29,7 @@ extern const struct target_so_ops svr4_so_ops;
 
 /* Link map info to include in an allocated so_list entry.  */
 
-struct lm_info_svr4 : public lm_info_base
+struct lm_info_svr4 : public lm_info
 {
   /* Amount by which addresses in the binary should be relocated to
      match the inferior.  The direct inferior value is L_ADDR_INFERIOR.
diff --git a/gdb/solib-target.c b/gdb/solib-target.c
index d2459b5..8e6a440 100644
--- a/gdb/solib-target.c
+++ b/gdb/solib-target.c
@@ -28,7 +28,7 @@
 #include "inferior.h"
 
 /* Private data for each loaded library.  */
-struct lm_info_target : public lm_info_base
+struct lm_info_target : public lm_info
 {
   /* The library's name.  The name is normally kept in the struct
      so_list; it is only here during XML parsing.  */
diff --git a/gdb/solist.h b/gdb/solist.h
index 8b80ed4..51b1ceb 100644
--- a/gdb/solist.h
+++ b/gdb/solist.h
@@ -27,7 +27,7 @@
 
 /* Base class for target-specific link map information.  */
 
-struct lm_info_base
+struct lm_info
 {
 };
 
@@ -43,7 +43,7 @@ struct so_list
      will be a copy of struct link_map from the user process, but
      it need not be; it can be any collection of data needed to
      traverse the dynamic linker's data structures.  */
-  lm_info_base *lm_info = nullptr;
+  struct lm_info *lm_info = nullptr;
 
   /* Shared object file name, exactly as it appears in the
      inferior's link map.  This may be a relative path, or something