Fix some WeakPtrFactory members that aren't last

content/renderer/pepper/content_decryptor_delegate.h

Index: content/renderer/pepper/content_decryptor_delegate.h
diff --git a/content/renderer/pepper/content_decryptor_delegate.h b/content/renderer/pepper/content_decryptor_delegate.h
index f58ef9f60731015080c901c4e28568147961fb0a..26989face35ea22500ef6ae9b0a8d03f5b091373 100644
--- a/content/renderer/pepper/content_decryptor_delegate.h
+++ b/content/renderer/pepper/content_decryptor_delegate.h
@@ -177,15 +177,15 @@ class ContentDecryptorDelegate {
 
   std::queue<uint32_t> free_buffers_;
 
-  base::WeakPtrFactory<ContentDecryptorDelegate> weak_ptr_factory_;
-  base::WeakPtr<ContentDecryptorDelegate> weak_this_;
-
   // Keep track of audio parameters.
   media::SampleFormat audio_sample_format_;
   int audio_samples_per_second_;
   int audio_channel_count_;
   int audio_bytes_per_frame_;
 
+  base::WeakPtr<ContentDecryptorDelegate> weak_this_;
+  base::WeakPtrFactory<ContentDecryptorDelegate> weak_ptr_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(ContentDecryptorDelegate);
 };