Rip out most of our outdated modules implementation.

src/full-codegen/s390/full-codegen-s390.cc

 // Copyright 2015 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_S390
 
 #include "src/ast/scopes.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
@@ skipping 794 matching lines @@
 
 void FullCodeGenerator::DeclareGlobals(Handle<FixedArray> pairs) {
   // Call the runtime to declare the globals.
   __ mov(r3, Operand(pairs));
   __ LoadSmiLiteral(r2, Smi::FromInt(DeclareGlobalsFlags()));
   __ Push(r3, r2);
   __ CallRuntime(Runtime::kDeclareGlobals);
   // Return value is ignored.
 }
 
-void FullCodeGenerator::DeclareModules(Handle<FixedArray> descriptions) {
-  // Call the runtime to declare the modules.
-  __ Push(descriptions);
-  __ CallRuntime(Runtime::kDeclareModules);
-  // Return value is ignored.
-}
-
 void FullCodeGenerator::VisitSwitchStatement(SwitchStatement* stmt) {
   Comment cmnt(masm_, "[ SwitchStatement");
   Breakable nested_statement(this, stmt);
   SetStatementPosition(stmt);
 
   // Keep the switch value on the stack until a case matches.
   VisitForStackValue(stmt->tag());
   PrepareForBailoutForId(stmt->EntryId(), BailoutState::NO_REGISTERS);
 
   ZoneList<CaseClause*>* clauses = stmt->cases();
@@ skipping 2862 matching lines @@
   DCHECK(kOSRBranchInstruction == br_instr);
 
   DCHECK(interrupt_address ==
          isolate->builtins()->OnStackReplacement()->entry());
   return ON_STACK_REPLACEMENT;
 }
 
 }  // namespace internal
 }  // namespace v8
 #endif  // V8_TARGET_ARCH_S390