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

ppapi/thunk/ppb_graphics_3d_trusted_thunk.cc

Index: ppapi/thunk/ppb_graphics_3d_trusted_thunk.cc
diff --git a/ppapi/thunk/ppb_graphics_3d_trusted_thunk.cc b/ppapi/thunk/ppb_graphics_3d_trusted_thunk.cc
index bea32ab03d4415f3a5ca38890108aeda2df39832..0af0d4e5858d78269e9ddccba1372486f1187009 100644
--- a/ppapi/thunk/ppb_graphics_3d_trusted_thunk.cc
+++ b/ppapi/thunk/ppb_graphics_3d_trusted_thunk.cc
@@ -113,10 +113,9 @@ const PPB_Graphics3DTrusted g_ppb_graphics_3d_trusted_thunk = {
 
 }  // namespace
 
-const PPB_Graphics3DTrusted* GetPPB_Graphics3DTrusted_Thunk() {
+const PPB_Graphics3DTrusted_1_0* GetPPB_Graphics3DTrusted_1_0_Thunk() {
   return &g_ppb_graphics_3d_trusted_thunk;
 }
 
 }  // namespace thunk
 }  // namespace ppapi
-