Move compiler cctests into v8::internal::compiler namespace.

test/cctest/compiler/test-representation-change.cc

 // 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.
 
 // TODO(jochen): Remove this after the setting is turned on globally.
 #define V8_IMMINENT_DEPRECATION_WARNINGS
 
 #include <limits>
 
 #include "test/cctest/cctest.h"
 #include "test/cctest/compiler/codegen-tester.h"
 #include "test/cctest/compiler/graph-builder-tester.h"
 #include "test/cctest/compiler/value-helper.h"
 
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/representation-change.h"
 
-using namespace v8::internal;
-using namespace v8::internal::compiler;
-
-namespace v8 {  // for friendiness.
+namespace v8 {
 namespace internal {
 namespace compiler {
 
 class RepresentationChangerTester : public HandleAndZoneScope,
                                     public GraphAndBuilders {
  public:
   explicit RepresentationChangerTester(int num_parameters = 0)
       : GraphAndBuilders(main_zone()),
         javascript_(main_zone()),
         jsgraph_(main_isolate(), main_graph_, &main_common_, &javascript_,
@@ skipping 63 matching lines @@
     CHECK(changer()->type_error_);
     CHECK_EQ(n, c);
   }
 
   void CheckNop(MachineTypeUnion from, MachineTypeUnion to) {
     Node* n = Parameter(0);
     Node* c = changer()->GetRepresentationFor(n, from, to);
     CHECK_EQ(n, c);
   }
 };
-}  // namespace compiler
-}  // namespace internal
-}  // namespace v8
 
 
 static const MachineType all_reps[] = {kRepBit,     kRepWord32,  kRepWord64,
                                        kRepFloat32, kRepFloat64, kRepTagged};
 
 
 TEST(BoolToBit_constant) {
   RepresentationChangerTester r;
 
   Node* true_node = r.jsgraph()->TrueConstant();
@@ skipping 428 matching lines @@
   r.CheckTypeError(kRepWord32 | kTypeUint32, kRepWord64);
 
   for (size_t i = 0; i < arraysize(all_reps); i++) {
     for (size_t j = 0; j < arraysize(all_reps); j++) {
       if (i == j) continue;
       // Only a single from representation is allowed.
       r.CheckTypeError(all_reps[i] | all_reps[j], kRepTagged);
     }
   }
 }
+
+}  // namespace compiler
+}  // namespace internal
+}  // namespace v8