Rename WindowTreeHost G|SetBounds to indicate they are in pixels.

ash/host/ash_window_tree_host_x11.cc

Index: ash/host/ash_window_tree_host_x11.cc
diff --git a/ash/host/ash_window_tree_host_x11.cc b/ash/host/ash_window_tree_host_x11.cc
index ac093955191830eb37f4d0c111ae86d900834a19..65b0e463b61df80989037373e97d7623eb55d42f 100644
--- a/ash/host/ash_window_tree_host_x11.cc
+++ b/ash/host/ash_window_tree_host_x11.cc
@@ -121,8 +121,8 @@ void AshWindowTreeHostX11::PrepareForShutdown() {
   }
 }
 
-void AshWindowTreeHostX11::SetBounds(const gfx::Rect& bounds) {
-  WindowTreeHostX11::SetBounds(bounds);
+void AshWindowTreeHostX11::SetBoundsInPixels(const gfx::Rect& bounds) {
+  WindowTreeHostX11::SetBoundsInPixels(bounds);
   if (pointer_barriers_) {
     UnConfineCursor();
     ConfineCursorToRootWindow();