Chrome requires WebTouchPoint to store WebFloatPoint, instead of WebPoint.

content/shell/renderer/test_runner/TestPlugin.cpp

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/shell/renderer/test_runner/TestPlugin.h"
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/memory/shared_memory.h"
@@ skipping 71 matching lines @@
         return "Cancelled";
     default:
         return "Unknown";
     }
 }
 
 void printTouchList(WebTestDelegate* delegate, const WebTouchPoint* points, int length)
 {
     for (int i = 0; i < length; ++i) {
         char buffer[100];
-        snprintf(buffer, sizeof(buffer), "* %d, %d: %s\n", static_cast<int>(points[i].position.x), static_cast<int>(points[i].position.y), pointState(points[i].state));
+        snprintf(buffer,
+                 sizeof(buffer),
+                 "* %f, %f: %s\n",
+                 points[i].position.x,
+                 points[i].position.y,
+                 pointState(points[i].state));
         delegate->printMessage(buffer);
     }
 }
 
 void printEventDetails(WebTestDelegate* delegate, const WebInputEvent& event)
 {
     if (WebInputEvent::isTouchEventType(event.type)) {
         const WebTouchEvent& touch = static_cast<const WebTouchEvent&>(event);
         printTouchList(delegate, touch.touches, touch.touchesLength);
         printTouchList(delegate, touch.changedTouches, touch.changedTouchesLength);
@@ skipping 584 matching lines @@
 }
 
 bool TestPlugin::isSupportedMimeType(const WebString& mimeType)
 {
     return mimeType == TestPlugin::mimeType()
            || mimeType == pluginPersistsMimeType()
            || mimeType == canCreateWithoutRendererMimeType();
 }
 
 }