Moves a couple of the maximize mode classes to ash/common

ash/wm/maximize_mode/DEPS

Index: ash/wm/maximize_mode/DEPS
diff --git a/ash/wm/maximize_mode/DEPS b/ash/wm/maximize_mode/DEPS
new file mode 100644
index 0000000000000000000000000000000000000000..a3fdf4cb28e3692fee6303d4a6e14a81f4737bd0
--- /dev/null
+++ b/ash/wm/maximize_mode/DEPS
@@ -0,0 +1,17 @@
+specific_include_rules = {
+  # Don't add ui/aura to these files. See ash/README.md for details.
+  "maximize_mode_window_state\.*": [
+    "-ash",
+    "+ash/ash_export.h",
+    "+ash/common",
+    "+ash/wm/maximize_mode",
+    "-ui/aura",
+  ],
+  "workspace_backdrop_delegate\.*": [
+    "-ash",
+    "+ash/ash_export.h",
+    "+ash/common",
+    "+ash/wm/maximize_mode",
+    "-ui/aura",
+  ],
+}