Fix unit test style in Source/wtf/.

Source/wtf/DequeTest.cpp

Index: Source/wtf/DequeTest.cpp
diff --git a/Source/wtf/DequeTest.cpp b/Source/wtf/DequeTest.cpp
index 3a1b8c82c7eb4e657cb6fb0c2d6c8d03b393643c..3c66d31a42456c7d640d1432b54470f7b11cc493 100644
--- a/Source/wtf/DequeTest.cpp
+++ b/Source/wtf/DequeTest.cpp
@@ -24,7 +24,6 @@
  */
 
 #include "config.h"
-
 #include "wtf/Deque.h"
 
 #include "wtf/HashSet.h"
@@ -32,6 +31,8 @@
 #include "wtf/PassOwnPtr.h"
 #include <gtest/gtest.h>
 
+namespace WTF {
+
 namespace {
 
 TEST(DequeTest, Basic)
@@ -163,7 +164,7 @@ private:
     int* m_destructNumber;
 };
 
-typedef WTF::Deque<OwnPtr<DestructCounter>> OwnPtrDeque;
+using OwnPtrDeque = Deque<OwnPtr<DestructCounter>>;
 
 TEST(DequeTest, OwnPtr)
 {
@@ -232,7 +233,8 @@ TEST(DequeTest, OwnPtr)
 }
 
 // WrappedInt class will fail if it was memmoved or memcpyed.
-static HashSet<void*> constructedWrappedInts;
+HashSet<void*> constructedWrappedInts;
+
 class WrappedInt {
 public:
     WrappedInt(int i = 0)
@@ -313,4 +315,6 @@ TEST(DequeTest, SwapWithoutInlineCapacity)
     dequeB.swap(dequeA);
 }
 
-} // namespace
+} // anonymous namespace
+
+} // namespace WTF