Revert of [interpreter] Add explicit OSR polling bytecode.

src/builtins/mips64/builtins-mips64.cc

Index: src/builtins/mips64/builtins-mips64.cc
diff --git a/src/builtins/mips64/builtins-mips64.cc b/src/builtins/mips64/builtins-mips64.cc
index 5ef149374f3f0b6ce83c8bb5ef9513caa3b9b2a8..ffbc63eaa90328d05ca167dd0aada544bc1036a5 100644
--- a/src/builtins/mips64/builtins-mips64.cc
+++ b/src/builtins/mips64/builtins-mips64.cc
@@ -1718,16 +1718,9 @@
   __ TailCallRuntime(Runtime::kThrowIllegalInvocation);
 }
 
-static void Generate_OnStackReplacementHelper(MacroAssembler* masm,
-                                              bool has_handler_frame) {
+void Builtins::Generate_OnStackReplacement(MacroAssembler* masm) {
   // Lookup the function in the JavaScript frame.
-  if (has_handler_frame) {
-    __ ld(a0, MemOperand(fp, StandardFrameConstants::kCallerFPOffset));
-    __ ld(a0, MemOperand(a0, JavaScriptFrameConstants::kFunctionOffset));
-  } else {
-    __ ld(a0, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));
-  }
-
+  __ ld(a0, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));
   {
     FrameScope scope(masm, StackFrame::INTERNAL);
     // Pass function as argument.
@@ -1735,14 +1728,8 @@
     __ CallRuntime(Runtime::kCompileForOnStackReplacement);
   }
 
-  // If the code object is null, just return to the caller.
+  // If the code object is null, just return to the unoptimized code.
   __ Ret(eq, v0, Operand(Smi::FromInt(0)));
-
-  // Drop any potential handler frame that is be sitting on top of the actual
-  // JavaScript frame. This is the case then OSR is triggered from bytecode.
-  if (has_handler_frame) {
-    __ LeaveFrame(StackFrame::STUB);
-  }
 
   // Load deoptimization data from the code object.
   // <deopt_data> = <code>[#deoptimization_data_offset]
@@ -1762,14 +1749,6 @@
 
   // And "return" to the OSR entry point of the function.
   __ Ret();
-}
-
-void Builtins::Generate_OnStackReplacement(MacroAssembler* masm) {
-  Generate_OnStackReplacementHelper(masm, false);
-}
-
-void Builtins::Generate_InterpreterOnStackReplacement(MacroAssembler* masm) {
-  Generate_OnStackReplacementHelper(masm, true);
 }
 
 // static