Merge "Add more UseCounters for -webkit-appearance:button and -webkit-appearance:textfield." to M53.

third_party/WebKit/Source/core/paint/ThemePainter.cpp

 /**
  * This file is part of the theme implementation for form controls in WebCore.
  *
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Computer, Inc.
  *
  * 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
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #include "core/paint/ThemePainter.h"
 
 #include "core/InputTypeNames.h"
 #include "core/frame/FrameView.h"
+#include "core/frame/UseCounter.h"
 #include "core/html/HTMLDataListElement.h"
 #include "core/html/HTMLDataListOptionsCollection.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/HTMLOptionElement.h"
 #include "core/html/parser/HTMLParserIdioms.h"
 #include "core/html/shadow/ShadowElementNames.h"
 #include "core/layout/LayoutTheme.h"
 #include "core/paint/MediaControlsPainter.h"
 #include "core/paint/PaintInfo.h"
 #include "core/style/ComputedStyle.h"
@@ skipping 24 matching lines @@
 {
 }
 
 bool ThemePainter::paint(const LayoutObject& o, const PaintInfo& paintInfo, const IntRect&r)
 {
     ControlPart part = o.styleRef().appearance();
 
     if (LayoutTheme::theme().shouldUseFallbackTheme(o.styleRef()))
         return paintUsingFallbackTheme(o, paintInfo, r);
 
+    if (part == ButtonPart && o.node()) {
+        UseCounter::count(o.document(), UseCounter::CSSValueAppearanceButtonRendered);
+        if (isHTMLAnchorElement(o.node())) {
+            UseCounter::count(o.document(), UseCounter::CSSValueAppearanceButtonForAnchor);
+        } else if (isHTMLButtonElement(o.node())) {
+            UseCounter::count(o.document(), UseCounter::CSSValueAppearanceButtonForButton);
+        } else if (isHTMLInputElement(o.node()) && toHTMLInputElement(o.node())->isTextButton()) {
+            // Text buttons (type=button, reset, submit) has
+            // -webkit-appearance:push-button by default.
+            UseCounter::count(o.node()->document(), UseCounter::CSSValueAppearanceButtonForOtherButtons);
+        }
+    }
+
     if (m_platformTheme) {
         switch (part) {
         case CheckboxPart:
         case RadioPart:
         case PushButtonPart:
         case SquareButtonPart:
         case ButtonPart:
         case InnerSpinButtonPart:
             m_platformTheme->paint(part, LayoutTheme::controlStatesForLayoutObject(o), const_cast<GraphicsContext&>(paintInfo.context), r, o.styleRef().effectiveZoom(), o.view()->frameView());
             return false;
@@ skipping 75 matching lines @@
     }
 
     return true; // We don't support the appearance, so let the normal background/border paint.
 }
 
 bool ThemePainter::paintBorderOnly(const LayoutObject& o, const PaintInfo& paintInfo, const IntRect&r)
 {
     // Call the appropriate paint method based off the appearance value.
     switch (o.styleRef().appearance()) {
     case TextFieldPart:
+        UseCounter::count(o.document(), UseCounter::CSSValueAppearanceTextFieldRendered);
+        if (isHTMLInputElement(o.node())) {
+            HTMLInputElement* input = toHTMLInputElement(o.node());
+            if (input->type() == InputTypeNames::search)
+                UseCounter::count(o.document(), UseCounter::CSSValueAppearanceTextFieldForSearch);
+            else if (input->isTextField())
+                UseCounter::count(o.document(), UseCounter::CSSValueAppearanceTextFieldForTextField);
+        }
         return paintTextField(o, paintInfo, r);
     case TextAreaPart:
         return paintTextArea(o, paintInfo, r);
     case MenulistButtonPart:
     case SearchFieldPart:
     case ListboxPart:
         return true;
     case CheckboxPart:
     case RadioPart:
     case PushButtonPart:
@@ skipping 173 matching lines @@
         i.context.translate(unzoomedRect.x(), unzoomedRect.y());
         i.context.scale(zoomLevel, zoomLevel);
         i.context.translate(-unzoomedRect.x(), -unzoomedRect.y());
     }
 
     Platform::current()->fallbackThemeEngine()->paint(canvas, WebFallbackThemeEngine::PartRadio, getWebFallbackThemeState(o), WebRect(unzoomedRect), &extraParams);
     return false;
 }
 
 } // namespace blink