change WebViewImpl::inputModeOfFocusedElement to return lowered string.

Source/WebKit/chromium/src/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 2296 matching lines @@
 
 WebString WebViewImpl::inputModeOfFocusedElement()
 {
     Node* node = focusedWebCoreNode();
     if (!node)
         return WebString();
 
     if (node->hasTagName(HTMLNames::inputTag)) {
         const HTMLInputElement* input = toHTMLInputElement(node);
         if (input->supportsInputModeAttribute())
-            return input->fastGetAttribute(HTMLNames::inputmodeAttr);
+            return input->fastGetAttribute(HTMLNames::inputmodeAttr).lower();
         return WebString();
     }
     if (isHTMLTextAreaElement(node)) {
         const HTMLTextAreaElement* textarea = toHTMLTextAreaElement(node);
-        return textarea->fastGetAttribute(HTMLNames::inputmodeAttr);
+        return textarea->fastGetAttribute(HTMLNames::inputmodeAttr).lower();
     }
 
     return WebString();
 }
 
 bool WebViewImpl::selectionBounds(WebRect& anchor, WebRect& focus) const
 {
     const Frame* frame = focusedWebCoreFrame();
     if (!frame)
         return false;
@@ skipping 1830 matching lines @@
 }
 
 bool WebViewImpl::shouldDisableDesktopWorkarounds()
 {
     ViewportArguments arguments = mainFrameImpl()->frame()->document()->viewportArguments();
     return arguments.width == ViewportArguments::ValueDeviceWidth || !arguments.userZoom
         || (arguments.minZoom == arguments.maxZoom && arguments.minZoom != ViewportArguments::ValueAuto);
 }
 
 } // namespace WebKit