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

test/cctest/compiler/test-loop-analysis.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 "src/compiler/access-builder.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/graph.h"
 #include "src/compiler/graph-visualizer.h"
 #include "src/compiler/js-graph.h"
 #include "src/compiler/js-operator.h"
 #include "src/compiler/loop-analysis.h"
 #include "src/compiler/node.h"
 #include "src/compiler/opcodes.h"
 #include "src/compiler/operator.h"
 #include "src/compiler/schedule.h"
 #include "src/compiler/scheduler.h"
 #include "src/compiler/simplified-operator.h"
 #include "src/compiler/verifier.h"
 #include "test/cctest/cctest.h"
 
-using namespace v8::internal;
-using namespace v8::internal::compiler;
+namespace v8 {
+namespace internal {
+namespace compiler {
 
 static Operator kIntAdd(IrOpcode::kInt32Add, Operator::kPure, "Int32Add", 2, 0,
                         0, 1, 0, 0);
 static Operator kIntLt(IrOpcode::kInt32LessThan, Operator::kPure,
                        "Int32LessThan", 2, 0, 0, 1, 0, 0);
 static Operator kStore(IrOpcode::kStore, Operator::kNoProperties, "Store", 1, 1,
                        1, 0, 1, 0);
 
 static const int kNumLeafs = 4;
 
@@ skipping 970 matching lines @@
 TEST(LaManyNested_31) { RunManyNestedLoops_i(31); }
 TEST(LaManyNested_32) { RunManyNestedLoops_i(32); }
 TEST(LaManyNested_33) { RunManyNestedLoops_i(33); }
 TEST(LaManyNested_34) { RunManyNestedLoops_i(34); }
 TEST(LaManyNested_62) { RunManyNestedLoops_i(62); }
 TEST(LaManyNested_63) { RunManyNestedLoops_i(63); }
 TEST(LaManyNested_64) { RunManyNestedLoops_i(64); }
 
 
 TEST(LaPhiTangle) { LoopFinderTester t; }
+
+}  // namespace compiler
+}  // namespace internal
+}  // namespace v8