Implement autocapitalize in Blink to be used by the embedder.

Source/core/html/HTMLTextFormControlElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2009, 2010, 2011 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 21 matching lines @@
 
 class ExceptionState;
 class Position;
 class Range;
 class VisiblePosition;
 
 enum TextFieldSelectionDirection { SelectionHasNoDirection, SelectionHasForwardDirection, SelectionHasBackwardDirection };
 enum TextFieldEventBehavior { DispatchNoEvent, DispatchChangeEvent, DispatchInputAndChangeEvent };
 enum NeedToDispatchSelectEvent { DispatchSelectEvent, NotDispatchSelectEvent };
 
-class CORE_EXPORT HTMLTextFormControlElement : public HTMLFormControlElementWithState {
+enum class TextFieldAutocapitalize : char {
+    Uninitialized,
+    None,
+    Characters,
+    Words,
+    Sentences
+};
+
+class HTMLTextFormControlElement : public HTMLFormControlElementWithState {

[tkent, 2015/03/17 22:53:50]

Do not remove CORE_EXPORT.

[mlamouri (slow - plz ping), 2015/03/18 10:08:16]

Sorry about that, this is a rebase mistake.

 public:
     // Common flag for HTMLInputElement::tooLong(), HTMLTextAreaElement::tooLong(),
     // HTMLInputElement::tooShort() and HTMLTextAreaElement::tooShort().
     enum NeedsToCheckDirtyFlag {CheckDirtyFlag, IgnoreDirtyFlag};
     // Option of setSelectionRange.
     enum SelectionOption {
         ChangeSelection,
         ChangeSelectionAndFocus,
         ChangeSelectionIfFocused,
         NotChangeSelection
@@ skipping 21 matching lines @@
     void setSelectionStart(int);
     void setSelectionEnd(int);
     void setSelectionDirection(const String&);
     void select(NeedToDispatchSelectEvent = DispatchSelectEvent);
     virtual void setRangeText(const String& replacement, ExceptionState&);
     virtual void setRangeText(const String& replacement, unsigned start, unsigned end, const String& selectionMode, ExceptionState&);
     void setSelectionRange(int start, int end, const String& direction);
     void setSelectionRange(int start, int end, TextFieldSelectionDirection = SelectionHasNoDirection, NeedToDispatchSelectEvent = DispatchSelectEvent, SelectionOption = ChangeSelection);
     PassRefPtrWillBeRawPtr<Range> selection() const;
 
+    virtual bool supportsAutocapitalize() const = 0;
+    virtual TextFieldAutocapitalize defaultAutocapitalizeValue() const = 0;
+    TextFieldAutocapitalize autocapitalizeValue() const;
+    const AtomicString& autocapitalize() const;
+    void setAutocapitalize(const AtomicString&);
+
     virtual void dispatchFormControlChangeEvent() override final;
 
     virtual String value() const = 0;
 
     HTMLElement* innerEditorElement() const;
 
     void selectionChanged(bool userTriggered);
     bool lastChangeWasUserEdit() const;
     virtual void setInnerEditorValue(const String&);
     String innerEditorValue() const;
@@ skipping 54 matching lines @@
     virtual void handleFocusEvent(Element* /* oldFocusedNode */, WebFocusType) { }
     // Called in dispatchBlurEvent(), after placeholder process, before calling parent's dispatchBlurEvent().
     virtual void handleBlurEvent() { }
 
     String m_textAsOfLastFormControlChangeEvent;
     bool m_lastChangeWasUserEdit;
 
     int m_cachedSelectionStart;
     int m_cachedSelectionEnd;
     TextFieldSelectionDirection m_cachedSelectionDirection;
+    TextFieldAutocapitalize m_autocapitalize;

[tkent, 2015/03/17 22:53:50]

Please remove this data member.
We should avoid cache of an attribute value like this.

autocapitalizeValue() and TextFieldAutocaptitalize enum are also unnecessary. 
defaultAutocapitalizeValue() should return an AtomicString.

 };
 
 inline bool isHTMLTextFormControlElement(const Element& element)
 {
     return element.isTextFormControl();
 }
 
 DEFINE_HTMLELEMENT_TYPE_CASTS_WITH_FUNCTION(HTMLTextFormControlElement);
 
 HTMLTextFormControlElement* enclosingTextFormControl(const Position&);
 HTMLTextFormControlElement* enclosingTextFormControl(Node*);
 
 } // namespace
 
 #endif