Rename WindowTreeHost functions to indicate pixels/dips.

ash/host/ash_window_tree_host_unified.cc

Index: ash/host/ash_window_tree_host_unified.cc
diff --git a/ash/host/ash_window_tree_host_unified.cc b/ash/host/ash_window_tree_host_unified.cc
index 363c76b05f95f77b96754d2e8bb6fdc93465c13f..5f436f10f609e2ab8540880beafe6d9b544e04b6 100644
--- a/ash/host/ash_window_tree_host_unified.cc
+++ b/ash/host/ash_window_tree_host_unified.cc
@@ -80,7 +80,7 @@ void AshWindowTreeHostUnified::RegisterMirroringHost(
 
 void AshWindowTreeHostUnified::SetBoundsInPixels(const gfx::Rect& bounds) {
   AshWindowTreeHostPlatform::SetBoundsInPixels(bounds);
-  OnHostResized(bounds.size());
+  OnHostResizedInPixels(bounds.size());
 }
 
 void AshWindowTreeHostUnified::SetCursorNative(gfx::NativeCursor cursor) {
@@ -95,7 +95,7 @@ void AshWindowTreeHostUnified::OnCursorVisibilityChangedNative(bool show) {
 
 void AshWindowTreeHostUnified::OnBoundsChanged(const gfx::Rect& bounds) {
   if (platform_window())
-    OnHostResized(bounds.size());
+    OnHostResizedInPixels(bounds.size());
 }
 
 void AshWindowTreeHostUnified::OnWindowDestroying(aura::Window* window) {