gfx: Make conversions from gfx::Point to PointF explicit.

content/browser/renderer_host/input/synthetic_gesture_controller_unittest.cc

 // 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 "base/bind.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time/time.h"
 #include "content/browser/renderer_host/input/synthetic_gesture.h"
 #include "content/browser/renderer_host/input/synthetic_gesture_controller.h"
 #include "content/browser/renderer_host/input/synthetic_gesture_target.h"
@@ skipping 145 matching lines @@
 
   void DispatchInputEventToPlatform(const WebInputEvent& event) override {
     ASSERT_TRUE(WebInputEvent::isTouchEventType(event.type));
     const WebTouchEvent& touch_event = static_cast<const WebTouchEvent&>(event);
     ASSERT_EQ(touch_event.touchesLength, 1U);
 
     if (!started_) {
       ASSERT_EQ(touch_event.type, WebInputEvent::TouchStart);
       start_.SetPoint(touch_event.touches[0].position.x,
                       touch_event.touches[0].position.y);
-      last_touch_point_ = start_;
+      last_touch_point_ = gfx::PointF(start_);
       started_ = true;
     } else {
       ASSERT_NE(touch_event.type, WebInputEvent::TouchStart);
       ASSERT_NE(touch_event.type, WebInputEvent::TouchCancel);
 
       gfx::PointF touch_point(touch_event.touches[0].position.x,
                               touch_event.touches[0].position.y);
       gfx::Vector2dF delta = touch_point - last_touch_point_;
       total_abs_move_distance_length_ += delta.Length();
 
       if (touch_event.type == WebInputEvent::TouchEnd)
-        start_to_end_distance_ = touch_point - start_;
+        start_to_end_distance_ = touch_point - gfx::PointF(start_);
 
       last_touch_point_ = touch_point;
     }
   }
 
  protected:
   gfx::Point start_;
   gfx::PointF last_touch_point_;
   bool started_;
 };
@@ skipping 1227 matching lines @@
   EXPECT_TRUE(tap_target->GestureFinished());
   EXPECT_EQ(tap_target->position(), params.position);
   EXPECT_EQ(tap_target->GetDuration().InMilliseconds(), params.duration_ms);
   EXPECT_GE(GetTotalTime(),
             base::TimeDelta::FromMilliseconds(params.duration_ms));
 }
 
 }  // namespace
 
 }  // namespace content