Remove the concept of document.documentElement

sky/engine/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 435 matching lines @@
 
 bool WebViewImpl::confirmComposition(const WebString& text, ConfirmCompositionBehavior selectionBehavior)
 {
     LocalFrame* focused = focusedCoreFrame();
     if (!focused || !m_imeAcceptEvents)
         return false;
 
     return focused->inputMethodController().confirmCompositionOrInsertText(text, selectionBehavior == KeepSelection ? InputMethodController::KeepSelection : InputMethodController::DoNotKeepSelection);
 }
 
-bool WebViewImpl::compositionRange(size_t* location, size_t* length)
-{
-    LocalFrame* focused = focusedCoreFrame();
-    if (!focused || !m_imeAcceptEvents)
-        return false;
-
-    RefPtr<Range> range = focused->inputMethodController().compositionRange();
-    if (!range)
-        return false;
-
-    Element* editable = focused->selection().rootEditableElementOrDocumentElement();
-    ASSERT(editable);
-    PlainTextRange plainTextRange(PlainTextRange::create(*editable, *range.get()));
-    if (plainTextRange.isNull())
-        return false;
-    *location = plainTextRange.start();
-    *length = plainTextRange.length();
-    return true;
-}
-
 WebTextInputInfo WebViewImpl::textInputInfo()
 {
     WebTextInputInfo info;
 
     LocalFrame* focused = focusedCoreFrame();
     if (!focused)
         return info;
 
     FrameSelection& selection = focused->selection();
     Element* element = selection.selection().rootEditableElement();
@@ skipping 89 matching lines @@
         return WebVector<WebCompositionUnderline>();
     const Vector<CompositionUnderline>& underlines = focused->inputMethodController().customCompositionUnderlines();
     WebVector<WebCompositionUnderline> results(underlines.size());
     for (size_t index = 0; index < underlines.size(); ++index) {
         CompositionUnderline underline = underlines[index];
         results[index] = WebCompositionUnderline(underline.startOffset, underline.endOffset, static_cast<WebColor>(underline.color.rgb()), underline.thick, static_cast<WebColor>(underline.backgroundColor.rgb()));
     }
     return results;
 }
 
-WebColor WebViewImpl::backgroundColor() const
-{
-    if (isTransparent())
-        return Color::transparent;
-    if (!m_page)
-        return m_baseBackgroundColor;
-    if (!m_page->mainFrame())
-        return m_baseBackgroundColor;
-    FrameView* view = m_page->mainFrame()->view();
-    return view->documentBackgroundColor().rgb();
-}
-
 // WebView --------------------------------------------------------------------
 
 WebSettingsImpl* WebViewImpl::settingsImpl()
 {
     if (!m_webSettings)
         m_webSettings = adoptPtr(new WebSettingsImpl(&m_page->settings()));
     ASSERT(m_webSettings);
     return m_webSettings.get();
 }
 
@@ skipping 10 matching lines @@
 WebFrame* WebViewImpl::focusedFrame()
 {
     return WebFrame::fromFrame(focusedCoreFrame());
 }
 
 void WebViewImpl::injectModule(const WebString& path)
 {
     RefPtr<Document> document = m_page->mainFrame()->document();
     RefPtr<HTMLImportElement> import = HTMLImportElement::create(*document);
     import->setAttribute(HTMLNames::srcAttr, path);
-    if (!document->documentElement())
-        return;
-    document->documentElement()->appendChild(import.release());
+    document->appendChild(import.release());
 }
 
 void WebViewImpl::setFocusedFrame(WebFrame* frame)
 {
     if (!frame) {
         // Clears the focused frame if any.
         LocalFrame* focusedFrame = focusedCoreFrame();
         if (focusedFrame)
             focusedFrame->selection().setFocused(false);
         return;
@@ skipping 199 matching lines @@
 void WebViewImpl::setVisibilityState(WebPageVisibilityState visibilityState,
                                      bool isInitialState) {
     if (!page())
         return;
 
     ASSERT(visibilityState == WebPageVisibilityStateVisible || visibilityState == WebPageVisibilityStateHidden);
     m_page->setVisibilityState(static_cast<PageVisibilityState>(static_cast<int>(visibilityState)), isInitialState);
 }
 
 } // namespace blink