Revert of [Interpreter] Remove InterpreterExitTrampoline and replace with returning to the entry trampoline.

src/deoptimizer.h

Index: src/deoptimizer.h
diff --git a/src/deoptimizer.h b/src/deoptimizer.h
index 1d413e6babf39f79a84528db163de3598d06a400..ae65e0070ffeb46345c0b19a7cd8da54b2e62c65 100644
--- a/src/deoptimizer.h
+++ b/src/deoptimizer.h
@@ -402,22 +402,6 @@
  public:
   enum BailoutType { EAGER, LAZY, SOFT, kLastBailoutType = SOFT };
 
-  enum class BailoutState {
-    NO_REGISTERS,
-    TOS_REGISTER,
-  };
-
-  static const char* BailoutStateToString(BailoutState state) {
-    switch (state) {
-      case BailoutState::NO_REGISTERS:
-        return "NO_REGISTERS";
-      case BailoutState::TOS_REGISTER:
-        return "TOS_REGISTER";
-    }
-    UNREACHABLE();
-    return nullptr;
-  }
-
 #define DEOPT_MESSAGES_CONSTANTS(C, T) C,
   enum DeoptReason {
     DEOPT_MESSAGES_LIST(DEOPT_MESSAGES_CONSTANTS) kLastDeoptReason