Remove some leftovers of full-codegen's generators implementation.

src/full-codegen/arm64/full-codegen-arm64.cc

 // Copyright 2013 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.
 
 #if V8_TARGET_ARCH_ARM64
 
 #include "src/full-codegen/full-codegen.h"
 #include "src/ast/compile-time-value.h"
 #include "src/ast/scopes.h"
 #include "src/code-factory.h"
@@ skipping 131 matching lines @@
                                          TypeFeedbackVector::kHeaderSize));
     __ Add(x10, x10, Operand(Smi::FromInt(1)));
     __ Str(x10, FieldMemOperand(x11, TypeFeedbackVector::kInvocationCountIndex *
                                              kPointerSize +
                                          TypeFeedbackVector::kHeaderSize));
   }
 
   // Reserve space on the stack for locals.
   { Comment cmnt(masm_, "[ Allocate locals");
     int locals_count = info->scope()->num_stack_slots();
-    // Generators allocate locals, if any, in context slots.
-    DCHECK(!IsGeneratorFunction(info->literal()->kind()) || locals_count == 0);
     OperandStackDepthIncrement(locals_count);
     if (locals_count > 0) {
       if (locals_count >= 128) {
         Label ok;
         DCHECK(jssp.Is(__ StackPointer()));
         __ Sub(x10, jssp, locals_count * kPointerSize);
         __ CompareRoot(x10, Heap::kRealStackLimitRootIndex);
         __ B(hs, &ok);
         __ CallRuntime(Runtime::kThrowStackOverflow);
         __ Bind(&ok);
@@ skipping 3482 matching lines @@
   }
 
   return INTERRUPT;
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM64