Revert of [builtins] New frame type for exits to C++ builtins

src/mips/macro-assembler-mips.cc

Index: src/mips/macro-assembler-mips.cc
diff --git a/src/mips/macro-assembler-mips.cc b/src/mips/macro-assembler-mips.cc
index ade4dde691e0610e94ce92ce2c211fb77c33a933..1b9ac2fbd3d6a0faa3906e3cc97dca70c84dd781 100644
--- a/src/mips/macro-assembler-mips.cc
+++ b/src/mips/macro-assembler-mips.cc
@@ -5642,12 +5642,11 @@
   JumpToExternalReference(ExternalReference(fid, isolate()));
 }
 
+
 void MacroAssembler::JumpToExternalReference(const ExternalReference& builtin,
-                                             BranchDelaySlot bd,
-                                             bool builtin_exit_frame) {
+                                             BranchDelaySlot bd) {
   PrepareCEntryFunction(builtin);
-  CEntryStub stub(isolate(), 1, kDontSaveFPRegs, kArgvOnStack,
-                  builtin_exit_frame);
+  CEntryStub stub(isolate(), 1);
   Jump(stub.GetCode(),
        RelocInfo::CODE_TARGET,
        al,
@@ -5655,6 +5654,7 @@
        Operand(zero_reg),
        bd);
 }
+
 
 void MacroAssembler::SetCounter(StatsCounter* counter, int value,
                                 Register scratch1, Register scratch2) {
@@ -5910,11 +5910,7 @@
   lw(fp, MemOperand(fp, 0 * kPointerSize));
 }
 
-void MacroAssembler::EnterExitFrame(bool save_doubles, int stack_space,
-                                    StackFrame::Type frame_type) {
-  DCHECK(frame_type == StackFrame::EXIT ||
-         frame_type == StackFrame::BUILTIN_EXIT);
-
+void MacroAssembler::EnterExitFrame(bool save_doubles, int stack_space) {
   // Set up the frame structure on the stack.
   STATIC_ASSERT(2 * kPointerSize == ExitFrameConstants::kCallerSPDisplacement);
   STATIC_ASSERT(1 * kPointerSize == ExitFrameConstants::kCallerPCOffset);
@@ -5934,7 +5930,7 @@
   addiu(sp, sp, -2 * kPointerSize - ExitFrameConstants::kFixedFrameSizeFromFp);
   sw(ra, MemOperand(sp, 4 * kPointerSize));
   sw(fp, MemOperand(sp, 3 * kPointerSize));
-  li(at, Operand(Smi::FromInt(frame_type)));
+  li(at, Operand(Smi::FromInt(StackFrame::EXIT)));
   sw(at, MemOperand(sp, 2 * kPointerSize));
   // Set up new frame pointer.
   addiu(fp, sp, ExitFrameConstants::kFixedFrameSizeFromFp);