Build WTF as dll in component build

Source/wtf/AutodrainedPool.h

Index: Source/wtf/AutodrainedPool.h
diff --git a/Source/wtf/AutodrainedPool.h b/Source/wtf/AutodrainedPool.h
index 955c289d19c7da9e75e52b26606a24f6eab66752..2f84cfff42c156a40b25f394a67f8d46a3a2e55f 100644
--- a/Source/wtf/AutodrainedPool.h
+++ b/Source/wtf/AutodrainedPool.h
@@ -29,7 +29,8 @@
 #ifndef AutodrainedPool_h
 #define AutodrainedPool_h
 
-#include <wtf/Noncopyable.h>
+#include "wtf/Noncopyable.h"
+#include "wtf/WTFExport.h"
 
 OBJC_CLASS NSAutoreleasePool;
 
@@ -38,10 +39,16 @@ namespace WTF {
 class AutodrainedPool {
     WTF_MAKE_NONCOPYABLE(AutodrainedPool);
 public:
-    explicit AutodrainedPool(int iterationLimit = 1);
-    ~AutodrainedPool();
+#if OS(DARWIN)
+    WTF_EXPORT explicit AutodrainedPool(int iterationLimit = 1);
+    WTF_EXPORT ~AutodrainedPool();
     
-    void cycle();
+    WTF_EXPORT void cycle();
+#else
+    AutodrainedPool() { }
+    ~AutodrainedPool() { }
+    void cycle() { }
+#endif
     
 private:
 #if OS(DARWIN)
@@ -51,12 +58,6 @@ private:
 #endif
 };
 
-#if !OS(DARWIN)
-inline AutodrainedPool::AutodrainedPool(int) { }
-inline AutodrainedPool::~AutodrainedPool() { }
-inline void AutodrainedPool::cycle() { }
-#endif
-
 } // namespace WTF
 
 using WTF::AutodrainedPool;