Update PPAPI IDL generator to define versioned structs, and unversioned typedef.

ppapi/thunk/ppb_flash_fullscreen_thunk.cc

Index: ppapi/thunk/ppb_flash_fullscreen_thunk.cc
diff --git a/ppapi/thunk/ppb_flash_fullscreen_thunk.cc b/ppapi/thunk/ppb_flash_fullscreen_thunk.cc
index 594089ea84fccc51af715df8e98b19a312d1dc79..c9673e6783ce0ab5b8648c5274d6eb411e21289e 100644
--- a/ppapi/thunk/ppb_flash_fullscreen_thunk.cc
+++ b/ppapi/thunk/ppb_flash_fullscreen_thunk.cc
@@ -43,7 +43,7 @@ const PPB_FlashFullscreen g_ppb_flash_fullscreen_thunk = {
 
 }  // namespace
 
-const PPB_FlashFullscreen* GetPPB_FlashFullscreen_Thunk() {
+const PPB_FlashFullscreen_0_1* GetPPB_FlashFullscreen_0_1_Thunk() {
   return &g_ppb_flash_fullscreen_thunk;
 }