Don't collapse whitespace in contenteditable=plaintext-only.

third_party/WebKit/Source/core/html/shadow/TextControlInnerElements.cpp

 /*
  * Copyright (C) 2006, 2008, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "core/html/shadow/TextControlInnerElements.h"
 
 #include "core/HTMLNames.h"
+#include "core/css/resolver/StyleAdjuster.h"
 #include "core/dom/Document.h"
 #include "core/dom/NodeComputedStyle.h"
 #include "core/events/MouseEvent.h"
 #include "core/events/TextEvent.h"
 #include "core/events/TextEventInputType.h"
 #include "core/frame/LocalFrame.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/shadow/ShadowElementNames.h"
 #include "core/input/EventHandler.h"
 #include "core/layout/LayoutTextControlSingleLine.h"
@@ skipping 95 matching lines @@
 {
     return new LayoutTextControlInnerBlock(this);
 }
 
 PassRefPtr<ComputedStyle> TextControlInnerEditorElement::customStyleForLayoutObject()
 {
     LayoutObject* parentLayoutObject = shadowHost()->layoutObject();
     if (!parentLayoutObject || !parentLayoutObject->isTextControl())
         return originalStyleForLayoutObject();
     LayoutTextControlItem textControlLayoutItem = LayoutTextControlItem(toLayoutTextControl(parentLayoutObject));
-    return textControlLayoutItem.createInnerEditorStyle(textControlLayoutItem.styleRef());
+    RefPtr<ComputedStyle> innerEditorStyle = textControlLayoutItem.createInnerEditorStyle(textControlLayoutItem.styleRef());
+    // Using StyleAdjuster::adjustComputedStyle updates unwanted style. We'd like
+    // to apply only editing-related.
+    StyleAdjuster::adjustStyleForEditing(*innerEditorStyle);
+    return innerEditorStyle.release();
 }
 
 // ----------------------------
 
 inline SearchFieldDecorationElement::SearchFieldDecorationElement(Document& document)
     : HTMLDivElement(document)
 {
 }
 
 PassRefPtrWillBeRawPtr<SearchFieldDecorationElement> SearchFieldDecorationElement::create(Document& document)
@@ skipping 88 matching lines @@
 bool SearchFieldCancelButtonElement::willRespondToMouseClickEvents()
 {
     const HTMLInputElement* input = toHTMLInputElement(shadowHost());
     if (input && !input->isDisabledOrReadOnly())
         return true;
 
     return HTMLDivElement::willRespondToMouseClickEvents();
 }
 
 } // namespace blink