Re-implement overscan & Implement Display Rotation

ui/views/widget/desktop_aura/desktop_root_window_host_win.cc

Index: ui/views/widget/desktop_aura/desktop_root_window_host_win.cc
diff --git a/ui/views/widget/desktop_aura/desktop_root_window_host_win.cc b/ui/views/widget/desktop_aura/desktop_root_window_host_win.cc
index ec09a85f3d55f149e99086b281b96bb0da2277bb..d1e73a44ef18fa41dab21122f8e31ab7a3f1502d 100644
--- a/ui/views/widget/desktop_aura/desktop_root_window_host_win.cc
+++ b/ui/views/widget/desktop_aura/desktop_root_window_host_win.cc
@@ -14,6 +14,7 @@
 #include "ui/base/cursor/cursor_loader_win.h"
 #include "ui/base/ime/input_method_win.h"
 #include "ui/base/win/shell.h"
+#include "ui/gfx/insets.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gfx/path_win.h"
 #include "ui/native_theme/native_theme_aura.h"
@@ -381,6 +382,13 @@ void DesktopRootWindowHostWin::SetBounds(const gfx::Rect& bounds) {
   message_handler_->SetBounds(bounds);
 }
 
+gfx::Insets DesktopRootWindowHostWin::GetInsets() const {
+  return gfx::Insets();
+}
+
+void DesktopRootWindowHostWin::SetInsets(const gfx::Insets& insets) {
+}
+
 gfx::Point DesktopRootWindowHostWin::GetLocationOnNativeScreen() const {
   return GetBounds().origin();
 }