Oilpan: move core/fileapi to oilpan's heap.

Source/web/WebSearchableFormData.cpp

Index: Source/web/WebSearchableFormData.cpp
diff --git a/Source/web/WebSearchableFormData.cpp b/Source/web/WebSearchableFormData.cpp
index 83579afe4580df768bd13ce9f41be7b4b5ef8ac5..5c3197d56223335b0c7d97db3c5c9e1e8a5ff176 100644
--- a/Source/web/WebSearchableFormData.cpp
+++ b/Source/web/WebSearchableFormData.cpp
@@ -211,9 +211,9 @@ bool buildSearchString(const HTMLFormElement* form, Vector<char>* encodedString,
         if (!control->appendFormData(dataList, false))
             continue;
 
-        const Vector<FormDataList::Item>& items = dataList.items();
+        const WillBeHeapVector<FormDataList::Item>& items = dataList.items();
 
-        for (Vector<FormDataList::Item>::const_iterator j(items.begin()); j != items.end(); ++j) {
+        for (WillBeHeapVector<FormDataList::Item>::const_iterator j(items.begin()); j != items.end(); ++j) {
             // Handle ISINDEX / <input name=isindex> specially, but only if it's
             // the first entry.
             if (!encodedString->isEmpty() || j->data() != "isindex") {