MonitorManager to manage multiple monitors.

ui/aura/screen_aura.h

Index: ui/aura/screen_aura.h
diff --git a/ui/aura/screen_aura.h b/ui/aura/screen_aura.h
index ee1540dc51cc62f5b5a92f34a9127378471fecbf..f854214b0d3c23bba5dcc3770cfc228d137c52a4 100644
--- a/ui/aura/screen_aura.h
+++ b/ui/aura/screen_aura.h
@@ -8,7 +8,6 @@
 
 #include "base/compiler_specific.h"
 #include "ui/aura/aura_export.h"
-#include "ui/gfx/insets.h"
 #include "ui/gfx/screen.h"
 
 namespace aura {
@@ -22,11 +21,6 @@ class AURA_EXPORT ScreenAura : public gfx::Screen {
   explicit ScreenAura(RootWindow* root_window);
   virtual ~ScreenAura();
 
-  void set_work_area_insets(const gfx::Insets& insets) {
-    work_area_insets_ = insets;
-  }
-  const gfx::Insets& work_area_insets() const { return work_area_insets_; }
-
  protected:
   virtual gfx::Point GetCursorScreenPointImpl() OVERRIDE;
   virtual gfx::Rect GetMonitorWorkAreaNearestWindowImpl(
@@ -42,16 +36,7 @@ class AURA_EXPORT ScreenAura : public gfx::Screen {
   virtual int GetNumMonitorsImpl() OVERRIDE;
 
  private:
-  // We currently support only one monitor. These two methods return the bounds
-  // and work area.
-  gfx::Rect GetBounds();
-  gfx::Rect GetWorkAreaBounds();
-
-  // Insets for the work area.
-  gfx::Insets work_area_insets_;
-
   RootWindow* root_window_;
-
   DISALLOW_COPY_AND_ASSIGN(ScreenAura);
 };