Remove accidental duplication in cctest suite.

test/cctest/compiler/compiler/simplified-graph-builder.cc

Index: test/cctest/compiler/compiler/simplified-graph-builder.cc
diff --git a/test/cctest/compiler/compiler/simplified-graph-builder.cc b/test/cctest/compiler/compiler/simplified-graph-builder.cc
deleted file mode 100644
index 038c61a5a693fb4093b3cd92dcdb2f0eff349906..0000000000000000000000000000000000000000
--- a/test/cctest/compiler/compiler/simplified-graph-builder.cc
+++ /dev/null
@@ -1,78 +0,0 @@
-// Copyright 2014 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 "test/cctest/compiler/simplified-graph-builder.h"
-
-namespace v8 {
-namespace internal {
-namespace compiler {
-
-SimplifiedGraphBuilder::SimplifiedGraphBuilder(
-    Graph* graph, CommonOperatorBuilder* common,
-    MachineOperatorBuilder* machine, SimplifiedOperatorBuilder* simplified)
-    : StructuredGraphBuilder(graph, common),
-      machine_(machine),
-      simplified_(simplified) {}
-
-
-void SimplifiedGraphBuilder::Begin() {
-  ASSERT(graph()->start() == NULL);
-  Node* start = graph()->NewNode(common()->Start());
-  graph()->SetStart(start);
-  set_environment(new (zone()) Environment(this, start));
-}
-
-
-void SimplifiedGraphBuilder::Return(Node* value) {
-  Node* control = NewNode(common()->Return(), value);
-  UpdateControlDependencyToLeaveFunction(control);
-}
-
-
-void SimplifiedGraphBuilder::End() {
-  environment()->UpdateControlDependency(exit_control());
-  graph()->SetEnd(NewNode(common()->End()));
-}
-
-
-SimplifiedGraphBuilder::Environment::Environment(
-    SimplifiedGraphBuilder* builder, Node* control_dependency)
-    : StructuredGraphBuilder::Environment(builder, control_dependency) {}
-
-
-Node* SimplifiedGraphBuilder::Environment::Top() {
-  ASSERT(!values()->empty());
-  return values()->back();
-}
-
-
-void SimplifiedGraphBuilder::Environment::Push(Node* node) {
-  values()->push_back(node);
-}
-
-
-Node* SimplifiedGraphBuilder::Environment::Pop() {
-  ASSERT(!values()->empty());
-  Node* back = values()->back();
-  values()->pop_back();
-  return back;
-}
-
-
-void SimplifiedGraphBuilder::Environment::Poke(size_t depth, Node* node) {
-  ASSERT(depth < values()->size());
-  size_t index = values()->size() - depth - 1;
-  values()->at(index) = node;
-}
-
-
-Node* SimplifiedGraphBuilder::Environment::Peek(size_t depth) {
-  ASSERT(depth < values()->size());
-  size_t index = values()->size() - depth - 1;
-  return values()->at(index);
-}
-
-}  // namespace compiler
-}  // namespace internal
-}  // namespace v8