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

src/builtins.h

Index: src/builtins.h
diff --git a/src/builtins.h b/src/builtins.h
index 58b69d2965c11cd967e18b52bf71d6b4a0acd249..694273afd99fa99064374f49f4030db1e045f820 100644
--- a/src/builtins.h
+++ b/src/builtins.h
@@ -70,10 +70,6 @@
 // Define list of builtins implemented in assembly.
 #define BUILTIN_LIST_A(V)                                                    \
   V(ArgumentsAdaptorTrampoline, BUILTIN, UNINITIALIZED, kNoExtraICState)     \
-                                                                             \
-  V(CallFunction, BUILTIN, UNINITIALIZED, kNoExtraICState)                   \
-  V(Call, BUILTIN, UNINITIALIZED, kNoExtraICState)                           \
-                                                                             \
   V(InOptimizationQueue, BUILTIN, UNINITIALIZED, kNoExtraICState)            \
   V(JSConstructStubGeneric, BUILTIN, UNINITIALIZED, kNoExtraICState)         \
   V(JSConstructStubForDerived, BUILTIN, UNINITIALIZED, kNoExtraICState)      \
@@ -265,11 +261,6 @@
   static void Generate_NotifyStubFailureSaveDoubles(MacroAssembler* masm);
   static void Generate_ArgumentsAdaptorTrampoline(MacroAssembler* masm);
 
-  // ES6 section 9.2.1 [[Call]] ( thisArgument, argumentsList)
-  static void Generate_CallFunction(MacroAssembler* masm);
-  // ES6 section 7.3.12 Call(F, V, [argumentsList])
-  static void Generate_Call(MacroAssembler* masm);
-
   static void Generate_FunctionCall(MacroAssembler* masm);
   static void Generate_FunctionApply(MacroAssembler* masm);
   static void Generate_ReflectApply(MacroAssembler* masm);