[turbofan] Initial support for constructor call inlining.

src/compiler/js-inlining.h

Index: src/compiler/js-inlining.h
diff --git a/src/compiler/js-inlining.h b/src/compiler/js-inlining.h
index 2ad49842f5774f19e499061bd2db3a1fe403fa95..5c258ed150ce57c36a9e622a7ce088171b7447ae 100644
--- a/src/compiler/js-inlining.h
+++ b/src/compiler/js-inlining.h
@@ -16,9 +16,6 @@ class CompilationInfo;
 
 namespace compiler {
 
-// Forward declarations.
-class JSCallFunctionAccessor;
-
 // The JSInliner provides the core graph inlining machinery. Note that this
 // class only deals with the mechanics of how to inline one graph into another,
 // heuristics that decide what and how much to inline are beyond its scope.
@@ -36,15 +33,17 @@ class JSInliner final : public AdvancedReducer {
 
   // Can be used by inlining heuristics or by testing code directly, without
   // using the above generic reducer interface of the inlining machinery.
-  Reduction ReduceJSCallFunction(Node* node, Handle<JSFunction> function);
+  Reduction ReduceJSCall(Node* node, Handle<JSFunction> function);
 
  private:
   Zone* local_zone_;
   CompilationInfo* info_;
   JSGraph* jsgraph_;
 
-  Node* CreateArgumentsAdaptorFrameState(
-      JSCallFunctionAccessor* call, Handle<SharedFunctionInfo> shared_info);
+  Node* CreateArtificialFrameState(Node* node, Node* outer_frame_state,
+                                   int parameter_count,
+                                   FrameStateType frame_state_type,
+                                   Handle<SharedFunctionInfo> shared);
 
   Reduction InlineCall(Node* call, Node* context, Node* frame_state,
                        Node* start, Node* end);