Remove HTMLInputElement::isText and isTextType.

Source/core/html/HTMLInputElement.h

Index: Source/core/html/HTMLInputElement.h
diff --git a/Source/core/html/HTMLInputElement.h b/Source/core/html/HTMLInputElement.h
index 5623953e2440ba9d7c0607f58e5944798daf79c2..dc2c57d723a6d0a94e58b26dfc4b6e685d67f357 100644
--- a/Source/core/html/HTMLInputElement.h
+++ b/Source/core/html/HTMLInputElement.h
@@ -90,12 +90,6 @@ public:
     // Returns true if the type is email, number, password, search, tel, text,
     // or url.
     bool isTextField() const;
-    // Returns true if the type is email, password, search, tel, text, or url.
-    // FIXME: It's highly likely that any call site calling this function should instead
-    // be using a different one. Many input elements behave like text fields, and in addition
-    // any unknown input type is treated as text. Consider, for example, isTextField or
-    // isTextField && !isPasswordField.
-    bool isText() const;
 
     bool checked() const { return m_isChecked; }
     void setChecked(bool, TextFieldEventBehavior = DispatchNoEvent);
@@ -321,7 +315,6 @@ private:
     virtual bool isInRange() const OVERRIDE FINAL;
     virtual bool isOutOfRange() const OVERRIDE FINAL;
 
-    bool isTextType() const;
     bool tooLong(const String&, NeedsToCheckDirtyFlag) const;
 
     virtual bool supportsPlaceholder() const OVERRIDE FINAL;