Removal of Px usages part 5 of n

Relnote: "Replaced usage of Px class in various
compose classes as part of the large
refactoring effort to only rely on Dp
and primitive types for pixel parameters"

Bug: 156681014
Test: re-ran compose tests
Change-Id: Id343458210b56a9a4cdae4ef3d0f97ea79004942

diff --git a/ui/ui-core/src/androidTest/java/androidx/ui/core/test/OnPositionedTest.kt b/ui/ui-core/src/androidTest/java/androidx/ui/core/test/OnPositionedTest.kt
index 6c2cb50d..f1ce65a 100644
--- a/ui/ui-core/src/androidTest/java/androidx/ui/core/test/OnPositionedTest.kt
+++ b/ui/ui-core/src/androidTest/java/androidx/ui/core/test/OnPositionedTest.kt

@@ -77,7 +77,7 @@
                                 minWidth = size,
                                 minHeight = size,
                                 modifier = Modifier.onPositioned { coordinates ->
-                                    wrap1Position = coordinates.globalPosition.x
+                                    wrap1Position = coordinates.globalPosition.x.px
                                     latch.countDown()
                                 }
                             )
@@ -86,7 +86,7 @@
                                 minWidth = size,
                                 minHeight = size,
                                 modifier = Modifier.onPositioned { coordinates ->
-                                    wrap2Position = coordinates.globalPosition.x
+                                    wrap2Position = coordinates.globalPosition.x.px
                                     latch.countDown()
                                 }
                             )
@@ -148,7 +148,7 @@
     @Test
     fun callbackCalledForChildWhenParentMoved() {
         var position by mutableStateOf(0.ipx)
-        var childGlobalPosition = PxPosition(0.px, 0.px)
+        var childGlobalPosition = PxPosition(0f, 0f)
         var latch = CountDownLatch(1)
         rule.runOnUiThreadIR {
             activity.setContent {
@@ -185,7 +185,7 @@
         }
 
         assertTrue(latch.await(1, TimeUnit.SECONDS))
-        assertEquals(PxPosition(10.px, 0.px), childGlobalPosition)
+        assertEquals(PxPosition(10f, 0f), childGlobalPosition)
     }
 
     @Test
@@ -259,7 +259,7 @@
         assertTrue(positionedLatch.await(1, TimeUnit.SECONDS))
 
         rule.runOnUiThread {
-            assertEquals(PxPosition(5.px, 5.px), coordinates!!.positionInParent)
+            assertEquals(PxPosition(5f, 5f), coordinates!!.positionInParent)
 
             var root = coordinates!!
             while (root.parentCoordinates != null) {