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

test/cctest/compiler/test-run-properties.cc

Index: test/cctest/compiler/test-run-properties.cc
diff --git a/test/cctest/compiler/test-run-properties.cc b/test/cctest/compiler/test-run-properties.cc
index 6b5a40649426447e109c7ecc88c33f1d1296dd50..2a592300e782ee853fb127f66ed341e073e139ec 100644
--- a/test/cctest/compiler/test-run-properties.cc
+++ b/test/cctest/compiler/test-run-properties.cc
@@ -7,8 +7,9 @@
 
 #include "test/cctest/compiler/function-tester.h"
 
-using namespace v8::internal;
-using namespace v8::internal::compiler;
+namespace v8 {
+namespace internal {
+namespace compiler {
 
 template <typename U>
 static void TypedArrayLoadHelper(const char* array_type) {
@@ -138,3 +139,7 @@ TEST(TypedArrayStore) {
   TypedArrayStoreHelper<double>("Float64");
   // TODO(mstarzinger): Add tests for ClampedUint8.
 }
+
+}  // namespace compiler
+}  // namespace internal
+}  // namespace v8