Hooking up asm-wasm conversion.

src/builtins.h

Index: src/builtins.h
diff --git a/src/builtins.h b/src/builtins.h
index 1c84ec5496b1ce3a9ee94858d4e467a88d3e31d4..6a42c6f9f7a3835dbb84de04b174151cb357b37e 100644
--- a/src/builtins.h
+++ b/src/builtins.h
@@ -225,6 +225,7 @@ class CodeStubAssembler;
   V(JSEntryTrampoline, BUILTIN, kNoExtraICState)                             \
   V(JSConstructEntryTrampoline, BUILTIN, kNoExtraICState)                    \
   V(ResumeGeneratorTrampoline, BUILTIN, kNoExtraICState)                     \
+  V(InstantiateAsmJs, BUILTIN, kNoExtraICState)                              \
   V(CompileLazy, BUILTIN, kNoExtraICState)                                   \
   V(CompileBaseline, BUILTIN, kNoExtraICState)                               \
   V(CompileOptimized, BUILTIN, kNoExtraICState)                              \
@@ -476,6 +477,7 @@ class Builtins {
   static void Generate_AllocateInNewSpace(MacroAssembler* masm);
   static void Generate_AllocateInOldSpace(MacroAssembler* masm);
   static void Generate_ConstructedNonConstructable(MacroAssembler* masm);
+  static void Generate_InstantiateAsmJs(MacroAssembler* masm);
   static void Generate_CompileLazy(MacroAssembler* masm);
   static void Generate_CompileBaseline(MacroAssembler* masm);
   static void Generate_InOptimizationQueue(MacroAssembler* masm);