[DevTools] Switch from blink-based to content-based touch emulation.

Source/core/page/Page.cpp

Index: Source/core/page/Page.cpp
diff --git a/Source/core/page/Page.cpp b/Source/core/page/Page.cpp
index 2e5e796b6661843b473c0b4490c1469c785df6ae..8ca2d999ecfced74a330e70228e9503a80564357 100644
--- a/Source/core/page/Page.cpp
+++ b/Source/core/page/Page.cpp
@@ -447,6 +447,11 @@ PageVisibilityState Page::visibilityState() const
     return m_visibilityState;
 }
 
+bool Page::isCursorVisible() const
+{
+    return m_isCursorVisible && settings().deviceSupportsMouse();
+}
+
 void Page::addMultisamplingChangedObserver(MultisamplingChangedObserver* observer)
 {
     m_multisamplingChangedObservers.add(observer);