Removes aura dependencies from WindowPositioner

ash/wm/window_util.h

Index: ash/wm/window_util.h
diff --git a/ash/wm/window_util.h b/ash/wm/window_util.h
index d8f861bfba3cd56f8b8b00f9e95ab526323bfbc0..78091598b503c7f40de322e3932936e7c2b2dd6c 100644
--- a/ash/wm/window_util.h
+++ b/ash/wm/window_util.h
@@ -24,9 +24,6 @@ class Event;
 }
 
 namespace ash {
-// We force at least this many DIPs for any window on the screen.
-const int kMinimumOnScreenArea = 25;
-
 namespace wm {
 
 class WmWindow;
@@ -69,26 +66,6 @@ ASH_EXPORT gfx::Rect GetDefaultLeftSnappedWindowBoundsInParent(
 ASH_EXPORT gfx::Rect GetDefaultRightSnappedWindowBoundsInParent(
     aura::Window* window);
 
-// Adjusts |bounds| so that the size does not exceed |max_size|.
-ASH_EXPORT void AdjustBoundsSmallerThan(const gfx::Size& max_size,
-                                        gfx::Rect* bounds);
-
-// Move the given bounds inside the given |visible_area| in parent coordinates,
-// including a safety margin given by |kMinimumOnScreenArea|.
-// This also ensures that the top of the bounds is visible.
-ASH_EXPORT void AdjustBoundsToEnsureMinimumWindowVisibility(
-    const gfx::Rect& visible_area,
-    gfx::Rect* bounds);
-
-// Move the given bounds inside the given |visible_area| in parent coordinates,
-// including a safety margin given by |min_width| and |min_height|.
-// This also ensures that the top of the bounds is visible.
-ASH_EXPORT void AdjustBoundsToEnsureWindowVisibility(
-    const gfx::Rect& visible_area,
-    int min_width,
-    int min_height,
-    gfx::Rect* bounds);
-
 // Moves |window| to the root window where the |event| occured if it is not
 // already in the same root window. Returns true if |window| was moved.
 ASH_EXPORT bool MoveWindowToEventRoot(aura::Window* window,