More minor gdb-related cleanup.

Found several more stale includes and forward decls.

src/arch/alpha/ev5.cc

@@ -34,10 +34,8 @@
 #include "arch/alpha/kernel_stats.hh"
 #include "arch/alpha/osfpal.hh"
 #include "arch/alpha/tlb.hh"
-#include "arch/alpha/kgdb.h"
 #include "base/cp_annotate.hh"
 #include "base/debug.hh"
-#include "base/remote_gdb.hh"
 #include "base/stats/events.hh"
 #include "config/full_system.hh"
 #include "cpu/base.hh"

src/arch/alpha/system.cc

@@ -33,7 +33,6 @@
 
 #include "arch/alpha/ev5.hh"
 #include "arch/alpha/system.hh"
-#include "arch/alpha/remote_gdb.hh"
 #include "arch/vtophys.hh"
 #include "base/loader/object_file.hh"
 #include "base/loader/symtab.hh"

src/arch/mips/system.cc

@@ -33,7 +33,6 @@
 
 #include "arch/mips/system.hh"
 #include "arch/vtophys.hh"
-#include "base/remote_gdb.hh"
 #include "base/loader/object_file.hh"
 #include "base/loader/hex_file.hh"
 #include "base/loader/symtab.hh"

src/arch/sparc/system.cc

@@ -30,7 +30,6 @@
 
 #include "arch/sparc/system.hh"
 #include "arch/vtophys.hh"
-#include "base/remote_gdb.hh"
 #include "base/loader/object_file.hh"
 #include "base/loader/symtab.hh"
 #include "base/trace.hh"

src/arch/x86/system.cc

@@ -45,7 +45,6 @@
 #include "base/intmath.hh"
 #include "base/loader/object_file.hh"
 #include "base/loader/symtab.hh"
-#include "base/remote_gdb.hh"
 #include "base/trace.hh"
 #include "cpu/thread_context.hh"
 #include "mem/physical.hh"

src/sim/process.cc

@@ -36,7 +36,6 @@
 #include <cstdio>
 #include <string>
 
-#include "arch/remote_gdb.hh"
 #include "base/intmath.hh"
 #include "base/loader/object_file.hh"
 #include "base/loader/symtab.hh"

src/sim/process.hh

@@ -51,8 +51,6 @@
 #include "sim/sim_object.hh"
 #include "sim/syscallreturn.hh"
 
-class BaseRemoteGDB;
-class GDBListener;
 class PageTable;
 class ProcessParams;
 class LiveProcessParams;