replace OVERRIDE and FINAL with override and final in ppapi/

ppapi/proxy/file_chooser_resource.h

Index: ppapi/proxy/file_chooser_resource.h
diff --git a/ppapi/proxy/file_chooser_resource.h b/ppapi/proxy/file_chooser_resource.h
index b744e917fcecc9b1e013aa5d399c926eec794c8a..c60f99d94c24f71200d26233d540437571ff5097 100644
--- a/ppapi/proxy/file_chooser_resource.h
+++ b/ppapi/proxy/file_chooser_resource.h
@@ -32,22 +32,22 @@ class PPAPI_PROXY_EXPORT FileChooserResource
   virtual ~FileChooserResource();
 
   // Resource overrides.
-  virtual thunk::PPB_FileChooser_API* AsPPB_FileChooser_API() OVERRIDE;
+  virtual thunk::PPB_FileChooser_API* AsPPB_FileChooser_API() override;
 
   // PPB_FileChooser_API.
   virtual int32_t Show(const PP_ArrayOutput& output,
-                       scoped_refptr<TrackedCallback> callback) OVERRIDE;
+                       scoped_refptr<TrackedCallback> callback) override;
   virtual int32_t ShowWithoutUserGesture(
       PP_Bool save_as,
       PP_Var suggested_file_name,
       const PP_ArrayOutput& output,
-      scoped_refptr<TrackedCallback> callback) OVERRIDE;
-  virtual int32_t Show0_5(scoped_refptr<TrackedCallback> callback) OVERRIDE;
-  virtual PP_Resource GetNextChosenFile() OVERRIDE;
+      scoped_refptr<TrackedCallback> callback) override;
+  virtual int32_t Show0_5(scoped_refptr<TrackedCallback> callback) override;
+  virtual PP_Resource GetNextChosenFile() override;
   virtual int32_t ShowWithoutUserGesture0_5(
       PP_Bool save_as,
       PP_Var suggested_file_name,
-      scoped_refptr<TrackedCallback> callback) OVERRIDE;
+      scoped_refptr<TrackedCallback> callback) override;
 
   // Parses the accept string into the given vector.
   static void PopulateAcceptTypes(const std::string& input,