Fix LayoutTests/http/tests/misc/url-in-utf16be.html and LayoutTests/http/test...

third_party/WebKit/WebCore/platform/text/TextEncoding.cpp

Index: third_party/WebKit/WebCore/platform/text/TextEncoding.cpp
===================================================================
--- third_party/WebKit/WebCore/platform/text/TextEncoding.cpp	(revision 12118)
+++ third_party/WebKit/WebCore/platform/text/TextEncoding.cpp	(working copy)
@@ -188,8 +188,6 @@
 // but it's fraught with problems and we'd rather steer clear of it.
 const TextEncoding& TextEncoding::encodingForFormSubmission() const
 {
-    if (noExtendedTextEncodingNameUsed())
-        return *this;
     if (isNonByteBasedEncoding() || *this == UTF7Encoding())
         return UTF8Encoding();
     return *this;