Allow the creation of partially spoofed user agents

webkit/glue/user_agent.h

Index: webkit/glue/user_agent.h
diff --git a/webkit/glue/user_agent.h b/webkit/glue/user_agent.h
index 5d2594aae21b9df11d319b740e0ce912b66d4e02..c82571f203128915d19aaf53277086cf794cb3df 100644
--- a/webkit/glue/user_agent.h
+++ b/webkit/glue/user_agent.h
@@ -25,6 +25,11 @@ int GetWebKitMinorVersion();
 // product name.
 std::string BuildUserAgentFromProduct(const std::string& product);
 
+// Builds a full user agent string given a string describing the OS and a
+// product name.
+std::string BuildUserAgentFromOSAndProduct(const std::string& os_info,
+                                           const std::string& product);
+
 }  // namespace webkit_glue
 
 #endif  // WEBKIT_GLUE_USER_AGENT_H_