Rename ClobberCalleeSave to *Caller*, fix it for x86.

Change-Id: I6a72703a11985e2753fa9b4520c375a164301433
diff --git a/compiler/dex/quick/arm/target_arm.cc b/compiler/dex/quick/arm/target_arm.cc
index 52aba9b..48c9af5 100644
--- a/compiler/dex/quick/arm/target_arm.cc
+++ b/compiler/dex/quick/arm/target_arm.cc
@@ -653,7 +653,7 @@
 }
 
 /* Clobber all regs that might be used by an external C call */
-void ArmMir2Lir::ClobberCalleeSave() {
+void ArmMir2Lir::ClobberCallerSave() {
   Clobber(r0);
   Clobber(r1);
   Clobber(r2);