Refactor inlined functions to avoid using subgraphs.

Function inlining no longer uses subgraphs.  We detect inlining in an
effect context and avoid materializing a return value earlier than we
did before.

Review URL: http://codereview.chromium.org/6635012

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@7080 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/hydrogen.h

@@ -792,11 +792,7 @@ class HGraphBuilder: public AstVisitor {
 
   HBasicBlock* CreateBasicBlock(HEnvironment* env);
   HSubgraph* CreateEmptySubgraph();
-  HSubgraph* CreateBranchSubgraph(HEnvironment* env);
   HBasicBlock* CreateLoopHeaderBlock();
-  HSubgraph* CreateInlinedSubgraph(HEnvironment* outer,
-                                   Handle<JSFunction> target,
-                                   FunctionLiteral* function);
 
   // Helpers for flow graph construction.
   void LookupGlobalPropertyCell(Variable* var,
@@ -900,12 +896,6 @@ class HGraphBuilder: public AstVisitor {
                                 bool smi_and_map_check);
 
 
-  HBasicBlock* BuildTypeSwitch(HValue* receiver,
-                               ZoneMapList* maps,
-                               ZoneList<HSubgraph*>* body_graphs,
-                               HSubgraph* default_graph,
-                               int join_id);
-
   // The translation state of the currently-being-translated function.
   FunctionState* function_state_;
 

src/preparser.cc

-
 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are