Fix presubmit errors.

src/arm/codegen-arm.cc

 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 207 matching lines @@
         // needs to be copied into the context, it must be the last argument
         // passed to the parameter that needs to be copied. This is a rare
         // case so we don't check for it, instead we rely on the copying
         // order: such a parameter is copied repeatedly into the same
         // context location and thus the last value is what is seen inside
         // the function.
         for (int i = 0; i < scope()->num_parameters(); i++) {
           Variable* par = scope()->parameter(i);
           Slot* slot = par->slot();
           if (slot != NULL && slot->type() == Slot::CONTEXT) {
-            ASSERT(!scope()->is_global_scope());  // no parameters in global scope
+            ASSERT(!scope()->is_global_scope());  // No params in global scope.
             __ ldr(r1, frame_->ParameterAt(i));
             // Loads r2 with context; used below in RecordWrite.
             __ str(r1, SlotOperand(slot, r2));
             // Load the offset into r3.
             int slot_offset =
                 FixedArray::kHeaderSize + slot->index() * kPointerSize;
             __ mov(r3, Operand(slot_offset));
             __ RecordWrite(r2, r3, r1);
           }
         }
@@ skipping 7014 matching lines @@
   // Call the runtime; it returns -1 (less), 0 (equal), or 1 (greater)
   // tagged as a small integer.
   __ bind(&runtime);
   __ TailCallRuntime(ExternalReference(Runtime::kStringCompare), 2, 1);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal