Revert of [interpreter] Add explicit OSR polling bytecode.

src/builtins/mips/builtins-mips.cc

Index: src/builtins/mips/builtins-mips.cc
diff --git a/src/builtins/mips/builtins-mips.cc b/src/builtins/mips/builtins-mips.cc
index 94d0ef643d7b72a4a30bee738f67fc988405696b..63c3329e24dcc8e566b8cd738eb3f3008f21e5cb 100644
--- a/src/builtins/mips/builtins-mips.cc
+++ b/src/builtins/mips/builtins-mips.cc
@@ -1723,16 +1723,9 @@
   __ 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) {
-    __ lw(a0, MemOperand(fp, StandardFrameConstants::kCallerFPOffset));
-    __ lw(a0, MemOperand(a0, JavaScriptFrameConstants::kFunctionOffset));
-  } else {
-    __ lw(a0, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));
-  }
-
+  __ lw(a0, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));
   {
     FrameScope scope(masm, StackFrame::INTERNAL);
     // Pass function as argument.
@@ -1740,14 +1733,8 @@
     __ 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]
@@ -1767,14 +1754,6 @@
 
   // 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