Set the correct pressure for pointer events based on force

ui/events/event_unittest.cc

Index: ui/events/event_unittest.cc
diff --git a/ui/events/event_unittest.cc b/ui/events/event_unittest.cc
index 1e9eebbeeb7f662ead345dbf53f6c22636a13ff2..5f1ffdfd22994dc8a33d2235fd0e270a94f58688 100644
--- a/ui/events/event_unittest.cc
+++ b/ui/events/event_unittest.cc
@@ -625,7 +625,7 @@ TEST(EventTest, PointerEventDetailsTouch) {
             touch_event_plain.pointer_details().pointer_type());
   EXPECT_EQ(0.0f, touch_event_plain.pointer_details().radius_x());
   EXPECT_EQ(0.0f, touch_event_plain.pointer_details().radius_y());
-  EXPECT_EQ(0.0f, touch_event_plain.pointer_details().force());
+  EXPECT_TRUE(std::isnan(touch_event_plain.pointer_details().force()));
   EXPECT_EQ(0.0f, touch_event_plain.pointer_details().tilt_x());
   EXPECT_EQ(0.0f, touch_event_plain.pointer_details().tilt_y());
 
@@ -659,7 +659,7 @@ TEST(EventTest, PointerEventDetailsMouse) {
             mouse_event.pointer_details().pointer_type());
   EXPECT_EQ(0.0f, mouse_event.pointer_details().radius_x());
   EXPECT_EQ(0.0f, mouse_event.pointer_details().radius_y());
-  EXPECT_EQ(0.0f, mouse_event.pointer_details().force());
+  EXPECT_TRUE(std::isnan(mouse_event.pointer_details().force()));
   EXPECT_EQ(0.0f, mouse_event.pointer_details().tilt_x());
   EXPECT_EQ(0.0f, mouse_event.pointer_details().tilt_y());
 
@@ -668,7 +668,7 @@ TEST(EventTest, PointerEventDetailsMouse) {
             mouse_event_copy.pointer_details().pointer_type());
   EXPECT_EQ(0.0f, mouse_event_copy.pointer_details().radius_x());
   EXPECT_EQ(0.0f, mouse_event_copy.pointer_details().radius_y());
-  EXPECT_EQ(0.0f, mouse_event_copy.pointer_details().force());
+  EXPECT_TRUE(std::isnan(mouse_event_copy.pointer_details().force()));
   EXPECT_EQ(0.0f, mouse_event_copy.pointer_details().tilt_x());
   EXPECT_EQ(0.0f, mouse_event_copy.pointer_details().tilt_y());
 }