Remove fake fault.

Switch fault pointers to const pointers to prevent them from accidentally being changed.
Fix some coding style.

arch/alpha/ev5.cc:
cpu/o3/commit_impl.hh:
kern/kernel_stats.hh:
    Remove fake fault.
arch/alpha/faults.cc:
    Remove fake fault, fix to have normal m5 line length limit, and change pointers to be const pointers so that the default faults aren't changed accidentally.
arch/alpha/faults.hh:
    Fix to have normal m5 line length limit, change pointers to const pointers.
sim/faults.cc:
sim/faults.hh:
    Remove fake fault, change pointers to const pointers.

--HG--
extra : convert_revision : 01d4600e0d4bdc1d177b32edebc78f86a1bbfe2e

cpu/o3/commit_impl.hh

@@ -395,7 +395,7 @@ SimpleCommit<Impl>::commitHead(DynInstPtr &head_inst, unsigned inst_num)
     // Check if the instruction caused a fault.  If so, trap.
     Fault * inst_fault = head_inst->getFault();
 
-    if (inst_fault != NoFault && inst_fault != FakeMemFault) {
+    if (inst_fault != NoFault) {
         if (!head_inst->isNop()) {
 #if FULL_SYSTEM
             cpu->trap(inst_fault);