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

src/compiler/code-assembler.h

Index: src/compiler/code-assembler.h
diff --git a/src/compiler/code-assembler.h b/src/compiler/code-assembler.h
index 5418c3314abf7b669d6ddf1d45e7b83d37f27044..8b474d3a9c8dba574d5491421d13970b22a6705f 100644
--- a/src/compiler/code-assembler.h
+++ b/src/compiler/code-assembler.h
@@ -162,6 +162,7 @@ typedef ZoneList<CodeAssemblerVariable*> CodeAssemblerVariableList;
   V(Float64RoundTiesEven)               \
   V(Float64RoundTruncate)               \
   V(Word32Clz)                          \
+  V(Word32Not)                          \
   V(Word32BinaryNot)
 
 // A "public" interface used by components outside of compiler directory to
@@ -435,6 +436,11 @@ class V8_EXPORT_PRIVATE CodeAssembler {
                        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);
+
   // Exception handling support.
   void GotoIfException(Node* node, Label* if_exception,
                        Variable* exception_var = nullptr);