1 files changed, 9 insertions, 0 deletions
diff --git a/chromium/ui/aura/root_window_host.h b/chromium/ui/aura/root_window_host.h
index f1b52041707..09e48fad817 100644
--- a/chromium/ui/aura/root_window_host.h
+++ b/chromium/ui/aura/root_window_host.h
@@ -12,6 +12,8 @@
 #include "ui/base/cursor/cursor.h"
 #include "ui/gfx/native_widget_types.h"
 
+class SkCanvas;
+
 namespace gfx {
 class Insets;
 class Point;
@@ -97,6 +99,13 @@ class AURA_EXPORT RootWindowHost {
   // Sets if the window should be focused when shown.
   virtual void SetFocusWhenShown(bool focus_when_shown) = 0;
 
+  // Copies |source_bounds| from the root window (as displayed on the host
+  // machine) to |canvas| at offset |dest_offset|.  The bounds need to be in
+  // physical pixels.
+  virtual bool CopyAreaToSkCanvas(const gfx::Rect& source_bounds,
+                                  const gfx::Point& dest_offset,
+                                  SkCanvas* canvas) = 0;
+
   // Posts |native_event| to the platform's event queue.
 #if !defined(OS_MACOSX)
   virtual void PostNativeEvent(const base::NativeEvent& native_event) = 0;