Revert of [Interpreter] Add CallRuntime support to the interpreter.

src/arm/code-stubs-arm.cc

Index: src/arm/code-stubs-arm.cc
diff --git a/src/arm/code-stubs-arm.cc b/src/arm/code-stubs-arm.cc
index c7aa36e48e746c003ba3cd1391833d2319293fc9..a8a4b5f5ac5f24bf4e3f0b4d70c2cd2f2acd745a 100644
--- a/src/arm/code-stubs-arm.cc
+++ b/src/arm/code-stubs-arm.cc
@@ -974,21 +974,14 @@
   // fp: frame pointer  (restored after C call)
   // sp: stack pointer  (restored as callee's sp after C call)
   // cp: current context  (C callee-saved)
-  //
-  // If argv_in_register():
-  // r2: pointer to the first argument
+
   ProfileEntryHookStub::MaybeCallEntryHook(masm);
 
   __ mov(r5, Operand(r1));
 
-  if (!argv_in_register()) {
-    // Compute the argv pointer in a callee-saved register.
-    __ add(r1, sp, Operand(r0, LSL, kPointerSizeLog2));
-    __ sub(r1, r1, Operand(kPointerSize));
-  } else {
-    // Move argv into the correct register.
-    __ mov(r1, Operand(r2));
-  }
+  // Compute the argv pointer in a callee-saved register.
+  __ add(r1, sp, Operand(r0, LSL, kPointerSizeLog2));
+  __ sub(r1, r1, Operand(kPointerSize));
 
   // Enter the exit frame that transitions from JavaScript to C++.
   FrameScope scope(masm, StackFrame::MANUAL);
@@ -1064,12 +1057,8 @@
   // r0:r1: result
   // sp: stack pointer
   // fp: frame pointer
-  Register argc;
-  if (!argv_in_register()) {
-    // Callee-saved register r4 still holds argc.
-    argc = r4;
-  }
-  __ LeaveExitFrame(save_doubles(), argc, true);
+  // Callee-saved register r4 still holds argc.
+  __ LeaveExitFrame(save_doubles(), r4, true);
   __ mov(pc, lr);
 
   // Handling of exception.