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

third_party/WebKit/Source/core/html/forms/RangeInputType.cpp

Index: third_party/WebKit/Source/core/html/forms/RangeInputType.cpp
diff --git a/third_party/WebKit/Source/core/html/forms/RangeInputType.cpp b/third_party/WebKit/Source/core/html/forms/RangeInputType.cpp
index 06a4be9aa064ee6d75525ab5d0ae94db5501f744..99734bd5547b0238af4bcdb2e3335dc97b336e15 100644
--- a/third_party/WebKit/Source/core/html/forms/RangeInputType.cpp
+++ b/third_party/WebKit/Source/core/html/forms/RangeInputType.cpp
@@ -36,10 +36,13 @@
 #include "core/InputTypeNames.h"
 #include "core/dom/AXObjectCache.h"
 #include "core/dom/NodeComputedStyle.h"
+#include "core/dom/Touch.h"
+#include "core/dom/TouchList.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/events/KeyboardEvent.h"
 #include "core/events/MouseEvent.h"
 #include "core/events/ScopedEventQueue.h"
+#include "core/events/TouchEvent.h"
 #include "core/html/HTMLDataListElement.h"
 #include "core/html/HTMLDataListOptionsCollection.h"
 #include "core/html/HTMLDivElement.h"
@@ -163,6 +166,29 @@
     if (targetNode == thumb)
         return;
     thumb->dragFrom(event->absoluteLocation());
+}
+
+void RangeInputType::handleTouchEvent(TouchEvent* event)
+{
+    if (element().isDisabledOrReadOnly())
+        return;
+
+    if (event->type() == EventTypeNames::touchend) {
+        element().dispatchFormControlChangeEvent();
+        event->setDefaultHandled();
+        return;
+    }
+
+    TouchList* touches = event->targetTouches();
+    if (touches->length() == 1) {
+        sliderThumbElement()->setPositionFromPoint(touches->item(0)->absoluteLocation());
+        event->setDefaultHandled();
+    }
+}
+
+bool RangeInputType::hasTouchEventHandler() const
+{
+    return true;
 }
 
 void RangeInputType::handleKeydownEvent(KeyboardEvent* event)
@@ -236,7 +262,6 @@
     track->appendChild(SliderThumbElement::create(document));
     HTMLElement* container = SliderContainerElement::create(document);
     container->appendChild(track);
-    container->setAttribute(styleAttr, "-webkit-appearance:inherit");
     element().userAgentShadowRoot()->appendChild(container);
 }