Implement autocapitalize in Blink to be used by the embedder.

Source/web/WebViewImpl.cpp

 /*
  * Copyright (C) 2011, 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 2505 matching lines @@
         flags |= WebTextInputFlagAutocorrectOn;
     else if (autocorrect == "off")
         flags |= WebTextInputFlagAutocorrectOff;
 
     SpellcheckAttributeState spellcheck = element->spellcheckAttributeState();
     if (spellcheck == SpellcheckAttributeTrue)
         flags |= WebTextInputFlagSpellcheckOn;
     else if (spellcheck == SpellcheckAttributeFalse)
         flags |= WebTextInputFlagSpellcheckOff;
 
+    if (isHTMLTextFormControlElement(element)) {
+        HTMLTextFormControlElement* formElement = static_cast<HTMLTextFormControlElement*>(element);
+        if (formElement->supportsAutocapitalize()) {
+            switch (formElement->autocapitalizeValue()) {
+            case TextFieldAutocapitalize::None:
+                flags |= WebTextInputFlagAutocapitalizeNone;
+                break;
+            case TextFieldAutocapitalize::Characters:
+                flags |= WebTextInputFlagAutocapitalizeCharacters;
+                break;
+            case TextFieldAutocapitalize::Words:
+                flags |= WebTextInputFlagAutocapitalizeWords;
+                break;
+            case TextFieldAutocapitalize::Sentences:
+                flags |= WebTextInputFlagAutocapitalizeSentences;
+                break;
+            case TextFieldAutocapitalize::Uninitialized:
+                ASSERT_NOT_REACHED();
+                break;
+            }
+        }
+    }
+
     return flags;
 }
 
 WebString WebViewImpl::inputModeOfFocusedElement()
 {
     if (!RuntimeEnabledFeatures::inputModeAttributeEnabled())
         return WebString();
 
     Element* element = focusedElement();
     if (!element)
@@ skipping 2143 matching lines @@
     return mainFrameImpl()->frameView()->layoutSize().width() == m_size.width
         || (constraints.minimumScale == constraints.maximumScale && constraints.minimumScale != -1);
 }
 
 void WebViewImpl::forceNextWebGLContextCreationToFail()
 {
     WebGLRenderingContext::forceNextWebGLContextCreationToFail();
 }
 
 } // namespace blink