Fix the blimp settings crash.

blimp/client/core/context/blimp_client_context_impl.h

Index: blimp/client/core/context/blimp_client_context_impl.h
diff --git a/blimp/client/core/context/blimp_client_context_impl.h b/blimp/client/core/context/blimp_client_context_impl.h
index 55135eae8976697014072d50796b9b816b5676e9..d9cc8b58a85f496f48719cf09bd63e9be7b9c04d 100644
--- a/blimp/client/core/context/blimp_client_context_impl.h
+++ b/blimp/client/core/context/blimp_client_context_impl.h
@@ -91,6 +91,9 @@ class BlimpClientContextImpl
   // May be called on any thread.
   void DropConnection();
 
+  // Create the |assignment_fetcher_|.
+  void CreateAssignmentFetcher();

[nyquist, 2016/11/02 21:30:08]

CreateAssignmentFetcherIfNeeded?

[xingliu, 2016/11/02 23:26:52]

Done.

+
   // BlobImageSerializationProcessor::ErrorDelegate implementation.
   void OnImageDecodeError() override;