Remove the blocking touch handlers for the input[type=range] and add touch-action instead

third_party/WebKit/Source/core/layout/LayoutTheme.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.
  *
@@ skipping 192 matching lines @@
             break;
         }
     }
 
     // Call the appropriate style adjustment method based off the appearance value.
     switch (style.appearance()) {
     case MenulistPart:
         return adjustMenuListStyle(style, e);
     case MenulistButtonPart:
         return adjustMenuListButtonStyle(style, e);
+    case SliderHorizontalPart:
+    case SliderVerticalPart:
+    case MediaFullScreenVolumeSliderPart:
+    case MediaSliderPart:
+    case MediaVolumeSliderPart:
+        return adjustSliderContainerStyle(style, e);
     case SliderThumbHorizontalPart:
     case SliderThumbVerticalPart:
         return adjustSliderThumbStyle(style);
     case SearchFieldPart:
         return adjustSearchFieldStyle(style);
     case SearchFieldCancelButtonPart:
         return adjustSearchFieldCancelButtonStyle(style);
     default:
         break;
     }
@@ skipping 397 matching lines @@
 
 bool LayoutTheme::shouldHaveSpinButton(HTMLInputElement* inputElement) const
 {
     return inputElement->isSteppable() && inputElement->type() != InputTypeNames::range;
 }
 
 void LayoutTheme::adjustMenuListButtonStyle(ComputedStyle&, Element*) const
 {
 }
 
+void LayoutTheme::adjustSliderContainerStyle(ComputedStyle& style, Element* e) const
+{
+    if (e->shadowPseudoId() == "-webkit-media-slider-container" || e->shadowPseudoId() == "-webkit-slider-container") {
+        if (style.appearance() == SliderVerticalPart) {
+            style.setTouchAction(TouchActionPanX);
+            style.setAppearance(NoControlPart);
+        } else {
+            style.setTouchAction(TouchActionPanY);
+            style.setAppearance(NoControlPart);
+        }
+    }
+}
+
 void LayoutTheme::adjustSliderThumbStyle(ComputedStyle& style) const
 {
     adjustSliderThumbSize(style);
 }
 
 void LayoutTheme::adjustSliderThumbSize(ComputedStyle&) const
 {
 }
 
 void LayoutTheme::adjustSearchFieldStyle(ComputedStyle&) const
@@ skipping 264 matching lines @@
 
     // padding - not honored by WinIE, needs to be removed.
     style.resetPadding();
 
     // border - honored by WinIE, but looks terrible (just paints in the control box and turns off the Windows XP theme)
     // for now, we will not honor it.
     style.resetBorder();
 }
 
 } // namespace blink