[turbofan] Remove support for --turbo-types.

src/compiler/wasm-compiler.cc

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/wasm-compiler.h"
 
 #include "src/isolate-inl.h"
 
 #include "src/base/platform/elapsed-timer.h"
 #include "src/base/platform/platform.h"
@@ skipping 2512 matching lines @@
   // Run the compilation pipeline.
   //----------------------------------------------------------------------------
   {
     // Changes lowering requires types.
     Typer typer(isolate, &graph);
     NodeVector roots(&zone);
     jsgraph.GetCachedNodes(&roots);
     typer.Run(roots);
 
     // Run generic and change lowering.
-    JSGenericLowering generic(true, &jsgraph);
+    JSGenericLowering generic(&jsgraph);
     ChangeLowering changes(&jsgraph);
     GraphReducer graph_reducer(&zone, &graph, jsgraph.Dead());
     graph_reducer.AddReducer(&changes);
     graph_reducer.AddReducer(&generic);
     graph_reducer.ReduceGraph();
 
     if (FLAG_trace_turbo_graph) {  // Simple textual RPO.
       OFStream os(stdout);
       os << "-- Graph after change lowering -- " << std::endl;
       os << AsRPO(graph);
@@ skipping 69 matching lines @@
 
   Handle<Code> code = Handle<Code>::null();
   {
     // Changes lowering requires types.
     Typer typer(isolate, &graph);
     NodeVector roots(&zone);
     jsgraph.GetCachedNodes(&roots);
     typer.Run(roots);
 
     // Run generic and change lowering.
-    JSGenericLowering generic(true, &jsgraph);
+    JSGenericLowering generic(&jsgraph);
     ChangeLowering changes(&jsgraph);
     GraphReducer graph_reducer(&zone, &graph, jsgraph.Dead());
     graph_reducer.AddReducer(&changes);
     graph_reducer.AddReducer(&generic);
     graph_reducer.ReduceGraph();
 
     if (FLAG_trace_turbo_graph) {  // Simple textual RPO.
       OFStream os(stdout);
       os << "-- Graph after change lowering -- " << std::endl;
       os << AsRPO(graph);
@@ skipping 144 matching lines @@
         static_cast<int>(function.code_end_offset - function.code_start_offset),
         decode_ms, static_cast<int>(graph.NodeCount()), compile_ms);
   }
   return code;
 }
 
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8