Update comments for the renaming of arch_thread_t.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@3092 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/x86-linux/core_platform.h b/coregrind/x86-linux/core_platform.h
index a621612..7810905 100644
--- a/coregrind/x86-linux/core_platform.h
+++ b/coregrind/x86-linux/core_platform.h
@@ -39,7 +39,7 @@
    Interesting registers
    ------------------------------------------------------------------ */
 
-// Accessors for the arch_thread_t
+// Accessors for the ThreadArchState
 #define PLATFORM_SYSCALL_NUM(regs)     ((regs).vex.guest_EAX)
 #define PLATFORM_SYSCALL_RET(regs)     ((regs).vex.guest_EAX)
 #define PLATFORM_SYSCALL_ARG1(regs)    ((regs).vex.guest_EBX)
diff --git a/coregrind/x86/core_arch.h b/coregrind/x86/core_arch.h
index 9a10dcd..0d8747a 100644
--- a/coregrind/x86/core_arch.h
+++ b/coregrind/x86/core_arch.h
@@ -41,7 +41,7 @@
    Interesting registers
    ------------------------------------------------------------------ */
 
-// Accessors for the arch_thread_t
+// Accessors for the ThreadArchState
 #define ARCH_INSTR_PTR(regs)           ((regs).vex.guest_EIP)
 #define ARCH_STACK_PTR(regs)           ((regs).vex.guest_ESP)
 #define ARCH_FRAME_PTR(regs)           ((regs).vex.guest_EBP)