Pepper: Simplify idl_thunk implementation.

ppapi/thunk/ppb_widget_dev_thunk.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// From dev/ppb_widget_dev.idl modified Thu Dec 20 13:10:26 2012.
+// From dev/ppb_widget_dev.idl modified Tue Apr 16 11:25:44 2013.
 
 #include "ppapi/c/dev/ppb_widget_dev.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/shared_impl/tracked_callback.h"
 #include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/ppb_instance_api.h"
 #include "ppapi/thunk/ppb_widget_api.h"
 #include "ppapi/thunk/resource_creation_api.h"
 #include "ppapi/thunk/thunk.h"
 
@@ skipping 30 matching lines @@
   VLOG(4) << "PPB_Widget_Dev::GetLocation()";
   EnterResource<PPB_Widget_API> enter(widget, false);
   if (enter.failed())
     return PP_FALSE;
   return enter.object()->GetLocation(location);
 }
 
 void SetLocation(PP_Resource widget, const struct PP_Rect* location) {
   VLOG(4) << "PPB_Widget_Dev::SetLocation()";
   EnterResource<PPB_Widget_API> enter(widget, false);
-  if (enter.succeeded())
-    enter.object()->SetLocation(location);
+  if (enter.failed())
+    return;
+  enter.object()->SetLocation(location);
 }
 
 void SetScale(PP_Resource widget, float scale) {
   VLOG(4) << "PPB_Widget_Dev::SetScale()";
   EnterResource<PPB_Widget_API> enter(widget, false);
-  if (enter.succeeded())
-    enter.object()->SetScale(scale);
+  if (enter.failed())
+    return;
+  enter.object()->SetScale(scale);
 }
 
 const PPB_Widget_Dev_0_3 g_ppb_widget_dev_thunk_0_3 = {
   &IsWidget,
   &Paint,
   &HandleEvent,
   &GetLocation,
   &SetLocation
 };
 
@@ skipping 11 matching lines @@
 const PPB_Widget_Dev_0_3* GetPPB_Widget_Dev_0_3_Thunk() {
   return &g_ppb_widget_dev_thunk_0_3;
 }
 
 const PPB_Widget_Dev_0_4* GetPPB_Widget_Dev_0_4_Thunk() {
   return &g_ppb_widget_dev_thunk_0_4;
 }
 
 }  // namespace thunk
 }  // namespace ppapi