Rip out most of our outdated modules implementation.

src/runtime/runtime.h

 // 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.
 
 #ifndef V8_RUNTIME_RUNTIME_H_
 #define V8_RUNTIME_RUNTIME_H_
 
 #include "src/allocation.h"
 #include "src/base/platform/time.h"
 #include "src/objects.h"
@@ skipping 474 matching lines @@
   F(NewStrictArguments, 1, 1)         \
   F(NewRestParameter, 1, 1)           \
   F(NewSloppyArguments, 3, 1)         \
   F(NewClosure, 1, 1)                 \
   F(NewClosure_Tenured, 1, 1)         \
   F(NewScriptContext, 2, 1)           \
   F(NewFunctionContext, 1, 1)         \
   F(PushWithContext, 2, 1)            \
   F(PushCatchContext, 3, 1)           \
   F(PushBlockContext, 2, 1)           \
-  F(IsJSModule, 1, 1)                 \
-  F(PushModuleContext, 2, 1)          \
-  F(DeclareModules, 1, 1)             \
   F(DeleteLookupSlot, 1, 1)           \
   F(LoadLookupSlot, 1, 1)             \
   F(LoadLookupSlotInsideTypeof, 1, 1) \
   F(StoreLookupSlot_Sloppy, 2, 1)     \
   F(StoreLookupSlot_Strict, 2, 1)
 
 #define FOR_EACH_INTRINSIC_SIMD(F)     \
   F(IsSimdValue, 1, 1)                 \
   F(CreateFloat32x4, 4, 1)             \
   F(CreateInt32x4, 4, 1)               \
@@ skipping 636 matching lines @@
 
 class DeclareGlobalsEvalFlag : public BitField<bool, 0, 1> {};
 class DeclareGlobalsNativeFlag : public BitField<bool, 1, 1> {};
 STATIC_ASSERT(LANGUAGE_END == 3);
 class DeclareGlobalsLanguageMode : public BitField<LanguageMode, 2, 2> {};
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_RUNTIME_RUNTIME_H_