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

test/cctest/compiler/test-run-machops.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 <cmath>
 #include <functional>
 #include <limits>
 
 #include "src/base/bits.h"
 #include "src/base/utils/random-number-generator.h"
 #include "src/codegen.h"
 #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"
 
 using namespace v8::base;
-using namespace v8::internal;
-using namespace v8::internal::compiler;
+
+namespace v8 {
+namespace internal {
+namespace compiler {
 
 typedef RawMachineAssembler::Label MLabel;
 
 
 TEST(RunInt32Add) {
   RawMachineAssemblerTester<int32_t> m;
   Node* add = m.Int32Add(m.Int32Constant(0), m.Int32Constant(1));
   m.Return(add);
   CHECK_EQ(1, m.Call());
 }
@@ skipping 5527 matching lines @@
       c->CalleeSavedRegisters(),                         // callee saved
       c->CalleeSavedFPRegisters(),                       // callee saved FP
       CallDescriptor::kNoFlags,                          // flags
       "c-call-as-code");
   Node* call = r.AddNode(r.common()->Call(desc), phi);
   r.Return(call);
 
   CHECK_EQ(33, r.Call(1));
   CHECK_EQ(44, r.Call(0));
 }
+
+}  // namespace compiler
+}  // namespace internal
+}  // namespace v8