Send early ShowPress on TapDown when page isn't scrollable/pinchable.

Source/web/ChromeClientImpl.cpp

Index: Source/web/ChromeClientImpl.cpp
diff --git a/Source/web/ChromeClientImpl.cpp b/Source/web/ChromeClientImpl.cpp
index 814f6ea8201da32fa702dc1d28e85bcb67ccd2f0..b20f34615f1ce8be321e3113be97108774571eb5 100644
--- a/Source/web/ChromeClientImpl.cpp
+++ b/Source/web/ChromeClientImpl.cpp
@@ -987,6 +987,16 @@ void ChromeClientImpl::openTextDataListChooser(HTMLInputElement& input)
         m_webView->autofillClient()->openTextDataListChooser(WebInputElement(&input));
 }
 
+float ChromeClientImpl::minimumPageScaleFactor() const
+{
+    return m_webView->minimumPageScaleFactor();
+}
+
+float ChromeClientImpl::maximumPageScaleFactor() const
+{
+    return m_webView->maximumPageScaleFactor();
+}
+
 PassOwnPtr<NavigatorContentUtilsClientImpl> NavigatorContentUtilsClientImpl::create(WebViewImpl* webView)
 {
     return adoptPtr(new NavigatorContentUtilsClientImpl(webView));