Add PPB_Fullscreen;0.5.

ppapi/c/dev/ppb_fullscreen_dev.h

Index: ppapi/c/dev/ppb_fullscreen_dev.h
===================================================================
--- ppapi/c/dev/ppb_fullscreen_dev.h	(revision 99979)
+++ ppapi/c/dev/ppb_fullscreen_dev.h	(working copy)
@@ -3,7 +3,7 @@
  * found in the LICENSE file.
  */
 
-/* From dev/ppb_fullscreen_dev.idl modified Fri Aug 26 10:51:16 2011. */
+/* From dev/ppb_fullscreen_dev.idl modified Thu Sep  1 14:52:34 2011. */
 
 #ifndef PPAPI_C_DEV_PPB_FULLSCREEN_DEV_H_
 #define PPAPI_C_DEV_PPB_FULLSCREEN_DEV_H_
@@ -37,10 +37,10 @@
    * success, PP_FALSE on failure.
    *
    * This unbinds the current Graphics2D or Surface3D. Pending flushes and
-   * swapbuffers will execute as if the resource was off-screen.  The transition
-   * is asynchronous. During the transition, IsFullscreen will return PP_False,
+   * swapbuffers will execute as if the resource was off-screen. The transition
+   * is asynchronous. During the transition, IsFullscreen will return PP_FALSE,
    * and no Graphics2D or Surface3D can be bound. The transition ends at the
-   * next DidChangeView.
+   * next DidChangeView. The transition from fullscreen is synchronous.
    *
    * Note: when switching to and from fullscreen, Context3D and Surface3D
    * resources need to be re-created. This is a current limitation that will be
@@ -48,8 +48,8 @@
    */
   PP_Bool (*SetFullscreen)(PP_Instance instance, PP_Bool fullscreen);
   /**
-   * Gets the size of the screen. When going fullscreen, the instance will be
-   * resized to that size.
+   * Gets the logical size (aka resolution) of the screen in pixels.
+   * When going fullscreen, the instance will be resized to that size.
    */
   PP_Bool (*GetScreenSize)(PP_Instance instance, struct PP_Size* size);
 };