Remove HTMLInputElement::isText and isTextType.

Source/core/html/HTMLInputElement.cpp

Index: Source/core/html/HTMLInputElement.cpp
diff --git a/Source/core/html/HTMLInputElement.cpp b/Source/core/html/HTMLInputElement.cpp
index 63944d8c353304d94a3a493ccb107a3e7e647462..5afcb218a6af313fca1a3ac1b048ca26c9e4ed91 100644
--- a/Source/core/html/HTMLInputElement.cpp
+++ b/Source/core/html/HTMLInputElement.cpp
@@ -241,20 +241,7 @@ bool HTMLInputElement::patternMismatch() const
 
 bool HTMLInputElement::tooLong(const String& value, NeedsToCheckDirtyFlag check) const
 {
-    // We use isTextType() instead of supportsMaxLength() because of the
-    // 'virtual' overhead.
-    if (!isTextType())
-        return false;
-    int max = maxLength();
-    if (max < 0)
-        return false;
-    if (check == CheckDirtyFlag) {
-        // Return false for the default value or a value set by a script even if
-        // it is longer than maxLength.
-        if (!hasDirtyValue() || !lastChangeWasUserEdit())
-            return false;
-    }
-    return value.length() > static_cast<unsigned>(max);
+    return m_inputType->tooLong(value, check);
 }
 
 bool HTMLInputElement::rangeUnderflow() const
@@ -844,11 +831,6 @@ bool HTMLInputElement::isTextField() const
     return m_inputType->isTextField();
 }
 
-bool HTMLInputElement::isTextType() const
-{
-    return m_inputType->isTextType();
-}
-
 void HTMLInputElement::setChecked(bool nowChecked, TextFieldEventBehavior eventBehavior)
 {
     if (checked() == nowChecked)
@@ -1565,11 +1547,6 @@ bool HTMLInputElement::isTextButton() const
     return m_inputType->isTextButton();
 }
 
-bool HTMLInputElement::isText() const
-{
-    return m_inputType->isTextType();
-}
-
 bool HTMLInputElement::isEnumeratable() const
 {
     return m_inputType->isEnumeratable();