Makes ash/wm/common a library

ash/wm/common/dock/docked_window_resizer.h

Index: ash/wm/common/dock/docked_window_resizer.h
diff --git a/ash/wm/common/dock/docked_window_resizer.h b/ash/wm/common/dock/docked_window_resizer.h
index be4bd8ed87446dbb22341cf22f1b27d7aebac6e3..4cf4888ba911fe4027f807ae1c8e35e222ddefe5 100644
--- a/ash/wm/common/dock/docked_window_resizer.h
+++ b/ash/wm/common/dock/docked_window_resizer.h
@@ -23,7 +23,7 @@ class DockedWindowLayoutManager;
 
 // DockWindowResizer is used by ToplevelWindowEventFilter to handle dragging,
 // moving or resizing of a window while it is docked to the side of a screen.
-class ASH_EXPORT DockedWindowResizer : public WindowResizer {
+class ASH_WM_COMMON_EXPORT DockedWindowResizer : public WindowResizer {

[James Cook, 2016/05/03 18:43:10]

#include ash_wm_common_export.h, maybe doesn't need compiler_specific while
you're there

[sky, 2016/05/03 19:10:06]

Done.

  public:
   ~DockedWindowResizer() override;