Avoided copy in accessing resource provider subscription field.

Review: https://reviews.apache.org/r/66527/


Project: http://git-wip-us.apache.org/repos/asf/mesos/repo
Commit: http://git-wip-us.apache.org/repos/asf/mesos/commit/befb4d7c
Tree: http://git-wip-us.apache.org/repos/asf/mesos/tree/befb4d7c
Diff: http://git-wip-us.apache.org/repos/asf/mesos/diff/befb4d7c

Branch: refs/heads/master
Commit: befb4d7cb9873c220bfb3033c727d42a17828645
Parents: 2d35efb
Author: Benjamin Bannier <benjamin.bann...@mesosphere.io>
Authored: Tue Apr 10 17:06:39 2018 +0200
Committer: Benjamin Bannier <bbann...@apache.org>
Committed: Tue Apr 10 17:06:39 2018 +0200

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 src/resource_provider/manager.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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http://git-wip-us.apache.org/repos/asf/mesos/blob/befb4d7c/src/resource_provider/manager.cpp
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diff --git a/src/resource_provider/manager.cpp 
b/src/resource_provider/manager.cpp
index 2d3ffcd..68e1866 100644
--- a/src/resource_provider/manager.cpp
+++ b/src/resource_provider/manager.cpp
@@ -579,7 +579,7 @@ void ResourceProviderManagerProcess::subscribe(
     const HttpConnection& http,
     const Call::Subscribe& subscribe)
 {
-  ResourceProviderInfo resourceProviderInfo =
+  const ResourceProviderInfo& resourceProviderInfo =
     subscribe.resource_provider_info();
 
   LOG(INFO) << "Subscribing resource provider " << resourceProviderInfo;

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