Cleanup namespace usage in Source/web/Web[I-Z]*.cpp

Source/web/WebSerializedScriptValue.cpp

Index: Source/web/WebSerializedScriptValue.cpp
diff --git a/Source/web/WebSerializedScriptValue.cpp b/Source/web/WebSerializedScriptValue.cpp
index e3d34f660bcc311e91786ae6410991a32992b29d..6211274913ae7051d8e464bb33587b463df3d176 100644
--- a/Source/web/WebSerializedScriptValue.cpp
+++ b/Source/web/WebSerializedScriptValue.cpp
@@ -35,8 +35,6 @@
 #include "bindings/core/v8/SerializedScriptValue.h"
 #include "public/platform/WebString.h"
 
-using namespace blink;
-
 namespace blink {
 
 WebSerializedScriptValue WebSerializedScriptValue::fromString(const WebString& s)
@@ -46,7 +44,7 @@ WebSerializedScriptValue WebSerializedScriptValue::fromString(const WebString& s
 
 WebSerializedScriptValue WebSerializedScriptValue::serialize(v8::Handle<v8::Value> value)
 {
-    blink::TrackExceptionState exceptionState;
+    TrackExceptionState exceptionState;
     WebSerializedScriptValue serializedValue = SerializedScriptValue::create(value, 0, 0, exceptionState, v8::Isolate::GetCurrent());
     if (exceptionState.hadException())
         return createInvalid();