Cleanup namespace usage from animation to exported in platform/

Source/platform/blob/BlobRegistry.cpp

Index: Source/platform/blob/BlobRegistry.cpp
diff --git a/Source/platform/blob/BlobRegistry.cpp b/Source/platform/blob/BlobRegistry.cpp
index f0897ecf0d17b52c64a0c63bcb1caa0823c3ed1c..48b0f116ce9533f9492246225a27d40ffff519b5 100644
--- a/Source/platform/blob/BlobRegistry.cpp
+++ b/Source/platform/blob/BlobRegistry.cpp
@@ -49,11 +49,6 @@
 #include "wtf/text/StringHash.h"
 #include "wtf/text/WTFString.h"
 
-using blink::WebBlobData;
-using blink::WebBlobRegistry;
-using blink::WebThreadSafeData;
-using WTF::ThreadSpecific;
-
 namespace blink {
 
 class BlobOriginCache : public SecurityOriginCache {
@@ -104,7 +99,7 @@ public:
 
 static WebBlobRegistry* blobRegistry()
 {
-    return blink::Platform::current()->blobRegistry();
+    return Platform::current()->blobRegistry();
 }
 
 typedef HashMap<String, RefPtr<SecurityOrigin> > BlobURLOriginMap;
@@ -135,7 +130,7 @@ static void removeFromOriginMap(const KURL& url)
 
 void BlobRegistry::registerBlobData(const String& uuid, PassOwnPtr<BlobData> data)
 {
-    blobRegistry()->registerBlobData(uuid, blink::WebBlobData(data));
+    blobRegistry()->registerBlobData(uuid, WebBlobData(data));
 }
 
 void BlobRegistry::addBlobDataRef(const String& uuid)