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				@@ -162,8 +162,8 @@ int MetadataCredentialsPluginWrapper::GetMetadata( 
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				     void* wrapper, grpc_auth_metadata_context context, 
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				     grpc_credentials_plugin_metadata_cb cb, void* user_data, 
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				     grpc_metadata creds_md[GRPC_METADATA_CREDENTIALS_PLUGIN_SYNC_MAX], 
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				-    size_t *num_creds_md, grpc_status_code *status, 
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				-    const char **error_details) { 
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				+    size_t* num_creds_md, grpc_status_code* status, 
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				+    const char** error_details) { 
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				   GPR_ASSERT(wrapper); 
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				   MetadataCredentialsPluginWrapper* w = 
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				       reinterpret_cast<MetadataCredentialsPluginWrapper*>(wrapper); 
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				@@ -200,8 +200,8 @@ void UnrefMetadata(const std::vector<grpc_metadata>& md) { 
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				 void MetadataCredentialsPluginWrapper::InvokePlugin( 
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				     grpc_auth_metadata_context context, grpc_credentials_plugin_metadata_cb cb, 
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				-    void* user_data, grpc_metadata creds_md[4], size_t *num_creds_md, 
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				-    grpc_status_code *status_code, const char **error_details) { 
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				+    void* user_data, grpc_metadata creds_md[4], size_t* num_creds_md, 
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				+    grpc_status_code* status_code, const char** error_details) { 
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				   std::multimap<grpc::string, grpc::string> metadata; 
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				   // const_cast is safe since the SecureAuthContext does not take owndership and 
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