Remove testing artifacts from Schedule::AddFoo.

src/compiler/schedule.cc

 // Copyright 2013 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/node.h"
 #include "src/compiler/node-properties.h"
 #include "src/compiler/node-properties-inl.h"
 #include "src/compiler/schedule.h"
 #include "src/ostreams.h"
 
@@ skipping 176 matching lines @@
 
 
 void Schedule::AddBranch(BasicBlock* block, Node* branch, BasicBlock* tblock,
                          BasicBlock* fblock) {
   DCHECK(block->control() == BasicBlock::kNone);
   DCHECK(branch->opcode() == IrOpcode::kBranch);
   block->set_control(BasicBlock::kBranch);
   AddSuccessor(block, tblock);
   AddSuccessor(block, fblock);
   SetControlInput(block, branch);
-  if (branch->opcode() == IrOpcode::kBranch) {
-    // TODO(titzer): require a Branch node here. (sloppy tests).
-    SetBlockForNode(block, branch);
-  }
 }
 
 
 void Schedule::AddReturn(BasicBlock* block, Node* input) {
   DCHECK(block->control() == BasicBlock::kNone);
   block->set_control(BasicBlock::kReturn);
   SetControlInput(block, input);
-  if (block != end()) {
-    AddSuccessor(block, end());
-  }
-  if (input->opcode() == IrOpcode::kReturn) {
-    // TODO(titzer): require a Return node here. (sloppy tests).
-    SetBlockForNode(block, input);
-  }
+  if (block != end()) AddSuccessor(block, end());
 }
 
 
 void Schedule::AddThrow(BasicBlock* block, Node* input) {
   DCHECK(block->control() == BasicBlock::kNone);
   block->set_control(BasicBlock::kThrow);
   SetControlInput(block, input);
   if (block != end()) AddSuccessor(block, end());
 }
 
@@ skipping 67 matching lines @@
       }
       os << "\n";
     }
   }
   return os;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8