| Index: content/browser/devtools/devtools_agent_host_impl.h
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| diff --git a/content/browser/devtools/devtools_agent_host_impl.h b/content/browser/devtools/devtools_agent_host_impl.h
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| index 774c925a8d9f0fa5ab56a26d7a197fb52ac73548..6b2a7851949819e230bdcce6f83aa212c29478dd 100644
 | 
| --- a/content/browser/devtools/devtools_agent_host_impl.h
 | 
| +++ b/content/browser/devtools/devtools_agent_host_impl.h
 | 
| @@ -91,7 +91,7 @@ class DevToolsMessageChunkProcessor {
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|    explicit DevToolsMessageChunkProcessor(const SendMessageCallback& callback);
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|    ~DevToolsMessageChunkProcessor();
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|  
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| -  std::string state_cookie() const { return state_cookie_; }
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| +  const std::string& state_cookie() const { return state_cookie_; }
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|    void set_state_cookie(const std::string& cookie) { state_cookie_ = cookie; }
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|    int last_call_id() const { return last_call_id_; }
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|    bool ProcessChunkedMessageFromAgent(const DevToolsMessageChunk& chunk);
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| 
 |