Refactor FrameAndConstantPoolScope and ConstantPoolUnavailableScope to be architecture independent

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 6f16f1d4c0f28c890cb8092782d215ddc8f7d638..6a5f1babcb1cbfc3d202588c5bbb29a6f9564529 100644
--- a/src/mips/macro-assembler-mips.cc
+++ b/src/mips/macro-assembler-mips.cc
@@ -5005,6 +5005,13 @@ void MacroAssembler::Prologue(bool code_pre_aging) {
 }
 
 
+void MacroAssembler::EnterFrame(StackFrame::Type type,
+                                bool load_constant_pool_pointer_reg) {
+  // Out-of-line constant pool not implemented on mips.
+  UNREACHABLE();
+}
+
+
 void MacroAssembler::EnterFrame(StackFrame::Type type) {
   addiu(sp, sp, -5 * kPointerSize);
   li(t8, Operand(Smi::FromInt(type)));