[runtime] Port simple String.prototype.indexOf cases to TF Builtin

src/compiler/raw-machine-assembler.h

Index: src/compiler/raw-machine-assembler.h
diff --git a/src/compiler/raw-machine-assembler.h b/src/compiler/raw-machine-assembler.h
index 69151f1ecf09d763d4740b83b4cab2815c0999f2..048045029141e5712b8473de84bf02d2d3703d14 100644
--- a/src/compiler/raw-machine-assembler.h
+++ b/src/compiler/raw-machine-assembler.h
@@ -736,6 +736,10 @@ class V8_EXPORT_PRIVATE RawMachineAssembler {
   Node* CallCFunction2(MachineType return_type, MachineType arg0_type,
                        MachineType arg1_type, Node* function, Node* arg0,
                        Node* arg1);
+  // Call to a C function with three arguments.
+  Node* CallCFunction3(MachineType return_type, MachineType arg0_type,
+                       MachineType arg1_type, MachineType arg2_type,
+                       Node* function, Node* arg0, Node* arg1, Node* arg2);
   // Call to a C function with eight arguments.
   Node* CallCFunction8(MachineType return_type, MachineType arg0_type,
                        MachineType arg1_type, MachineType arg2_type,