Make InputType and InputTypeView RefCounted.

Source/core/html/WeekInputType.cpp

Index: Source/core/html/WeekInputType.cpp
diff --git a/Source/core/html/WeekInputType.cpp b/Source/core/html/WeekInputType.cpp
index eb2bc1f94787661bd4db6e6ddef43ae7cb12fa7c..bdffd0dd8e62b44e587882f5010732f30e6ceafa 100644
--- a/Source/core/html/WeekInputType.cpp
+++ b/Source/core/html/WeekInputType.cpp
@@ -51,9 +51,9 @@ static const int weekDefaultStepBase = -259200000; // The first day of 1970-W01.
 static const int weekDefaultStep = 1;
 static const int weekStepScaleFactor = 604800000;
 
-PassOwnPtr<InputType> WeekInputType::create(HTMLInputElement* element)
+PassRefPtr<InputType> WeekInputType::create(HTMLInputElement* element)
 {
-    return adoptPtr(new WeekInputType(element));
+    return adoptRef(new WeekInputType(element));
 }
 
 void WeekInputType::countUsage()