Revert of [builtins] Unify the various versions of [[Call]] with a Call builtin.

src/arm/macro-assembler-arm.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <limits.h>  // For LONG_MIN, LONG_MAX.
 
 #if V8_TARGET_ARCH_ARM
 
 #include "src/base/bits.h"
 #include "src/base/division-by-constant.h"
@@ skipping 2623 matching lines @@
     }
   } else {
     // Slot is in the current function context.  Move it into the
     // destination register in case we store into it (the write barrier
     // cannot be allowed to destroy the context in esi).
     mov(dst, cp);
   }
 }
 
 
-void MacroAssembler::LoadGlobalProxy(Register dst) {
-  ldr(dst, GlobalObjectOperand());
-  ldr(dst, FieldMemOperand(dst, GlobalObject::kGlobalProxyOffset));
-}
-
-
 void MacroAssembler::LoadTransitionedArrayMapConditional(
     ElementsKind expected_kind,
     ElementsKind transitioned_kind,
     Register map_in_out,
     Register scratch,
     Label* no_map_match) {
   // Load the global or builtins object from the current context.
   ldr(scratch,
       MemOperand(cp, Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX)));
   ldr(scratch, FieldMemOperand(scratch, GlobalObject::kNativeContextOffset));
@@ skipping 140 matching lines @@
     tst(object, Operand(kSmiTagMask));
     Check(ne, kOperandIsASmiAndNotAName);
     push(object);
     ldr(object, FieldMemOperand(object, HeapObject::kMapOffset));
     CompareInstanceType(object, object, LAST_NAME_TYPE);
     pop(object);
     Check(le, kOperandIsNotAName);
   }
 }
 
-
-void MacroAssembler::AssertFunction(Register object) {
-  if (emit_debug_code()) {
-    STATIC_ASSERT(kSmiTag == 0);
-    tst(object, Operand(kSmiTagMask));
-    Check(ne, kOperandIsASmiAndNotAFunction);
-    push(object);
-    CompareObjectType(object, object, object, JS_FUNCTION_TYPE);
-    pop(object);
-    Check(ne, kOperandIsNotAFunction);
-  }
-}
-
 
 void MacroAssembler::AssertUndefinedOrAllocationSite(Register object,
                                                      Register scratch) {
   if (emit_debug_code()) {
     Label done_checking;
     AssertNotSmi(object);
     CompareRoot(object, Heap::kUndefinedValueRootIndex);
     b(eq, &done_checking);
     ldr(scratch, FieldMemOperand(object, HeapObject::kMapOffset));
     CompareRoot(scratch, Heap::kAllocationSiteMapRootIndex);
@@ skipping 959 matching lines @@
     }
   }
   if (mag.shift > 0) mov(result, Operand(result, ASR, mag.shift));
   add(result, result, Operand(dividend, LSR, 31));
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM