Add the xrender backend to the window manager.

image_container.h

Index: image_container.h
diff --git a/image_container.h b/image_container.h
index c56f86b2db50d3be6367bedf37b66121a435ad07..f94b7e9f5c5374e402cfa34603d7eeec40a00f6a 100644
--- a/image_container.h
+++ b/image_container.h
@@ -10,6 +10,7 @@
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/scoped_ptr.h"
+#include "window_manager/geometry.h"
 #include "window_manager/image_enums.h"
 
 namespace window_manager {
@@ -40,6 +41,7 @@ class ImageContainer {
   uint8_t* data() const { return data_; }
   size_t width() const { return width_; }
   size_t height() const { return height_; }
+  Size GetSize() const { return Size(width_,height_); }

[Daniel Erat, 2011/04/04 21:16:35]

nit: just name this size() (some of the other code probably doesn't match up
with this yet, but chrome style is to use lowercase for inline methods)

[marcheu, 2011/04/05 00:23:40]

Done.

 
   // Return stride in bytes of a row of pixels in the image data.
   size_t stride() const {