s/Move/Stack/ in names of stacking-related methods.

ui/gfx/compositor/layer_unittest.cc

Index: ui/gfx/compositor/layer_unittest.cc
diff --git a/ui/gfx/compositor/layer_unittest.cc b/ui/gfx/compositor/layer_unittest.cc
index d9203ad2eb9f5e792fc42693f4ad6f3a190d0372..2e96cca041dec458fdedc61846ea6e3bfe89a10f 100644
--- a/ui/gfx/compositor/layer_unittest.cc
+++ b/ui/gfx/compositor/layer_unittest.cc
@@ -1243,7 +1243,7 @@ TEST_F(LayerWithRealCompositorTest, MAYBE_ModifyHierarchy) {
   // WritePNGFile(bitmap, ref_img1);
   EXPECT_TRUE(IsSameAsPNGFile(bitmap, ref_img1));
 
-  l0->MoveToFront(l11.get());
+  l0->StackAtTop(l11.get());
   DrawTree(l0.get());
   ASSERT_TRUE(ReadPixels(&bitmap));
   ASSERT_FALSE(bitmap.empty());
@@ -1251,21 +1251,21 @@ TEST_F(LayerWithRealCompositorTest, MAYBE_ModifyHierarchy) {
   EXPECT_TRUE(IsSameAsPNGFile(bitmap, ref_img2));
 
   // l11 is already at the front, should have no effect.
-  l0->MoveToFront(l11.get());
+  l0->StackAtTop(l11.get());
   DrawTree(l0.get());
   ASSERT_TRUE(ReadPixels(&bitmap));
   ASSERT_FALSE(bitmap.empty());
   EXPECT_TRUE(IsSameAsPNGFile(bitmap, ref_img2));
 
   // l11 is already at the front, should have no effect.
-  l0->MoveAbove(l11.get(), l12.get());
+  l0->StackAbove(l11.get(), l12.get());
   DrawTree(l0.get());
   ASSERT_TRUE(ReadPixels(&bitmap));
   ASSERT_FALSE(bitmap.empty());
   EXPECT_TRUE(IsSameAsPNGFile(bitmap, ref_img2));
 
   // should restore to original configuration
-  l0->MoveAbove(l12.get(), l11.get());
+  l0->StackAbove(l12.get(), l11.get());
   DrawTree(l0.get());
   ASSERT_TRUE(ReadPixels(&bitmap));
   ASSERT_FALSE(bitmap.empty());