Update DBus initialization and use

The DBus instance variable is no longer a passed parameter to instance
methods.  Instance methods can access the private DBus variable directly.

Change-Id: Id0c988802e5ad6c2757e7a243ee92331f447ac0d
Signed-off-by: Johnathan Mantey <johnathanx.mantey@intel.com>
diff --git a/user_channel/channel_mgmt.cpp b/user_channel/channel_mgmt.cpp
index 20e58b0..697219c 100644
--- a/user_channel/channel_mgmt.cpp
+++ b/user_channel/channel_mgmt.cpp
@@ -605,8 +605,8 @@
                                      "/" + channelData[chNum].chName;
         try
         {
-            if (0 != setDbusProperty(bus, networkIntfServiceName,
-                                     networkIntfObj, networkChConfigIntfName,
+            if (0 != setDbusProperty(networkIntfServiceName, networkIntfObj,
+                                     networkChConfigIntfName,
                                      privilegePropertyString, privStr))
             {
                 log<level::DEBUG>(
@@ -972,7 +972,6 @@
         log<level::DEBUG>("Error in opening IPMI Channel data file");
         return -EIO;
     }
-
     try
     {
         // Fill in global structure
@@ -1041,7 +1040,6 @@
         log<level::DEBUG>("Error in opening IPMI Channel data file");
         return -EIO;
     }
-
     try
     {
         // Fill in global structure
@@ -1238,8 +1236,7 @@
     return ret;
 }
 
-int ChannelConfig::setDbusProperty(sdbusplus::bus::bus& bus,
-                                   const std::string& service,
+int ChannelConfig::setDbusProperty(const std::string& service,
                                    const std::string& objPath,
                                    const std::string& interface,
                                    const std::string& property,
@@ -1268,8 +1265,7 @@
     return 0;
 }
 
-int ChannelConfig::getDbusProperty(sdbusplus::bus::bus& bus,
-                                   const std::string& service,
+int ChannelConfig::getDbusProperty(const std::string& service,
                                    const std::string& objPath,
                                    const std::string& interface,
                                    const std::string& property,
@@ -1314,8 +1310,7 @@
                     std::string(networkIntfObjectBasePath) + "/" +
                     channelData[chNum].chName;
                 DbusVariant variant;
-                if (0 != getDbusProperty(bus, networkIntfServiceName,
-                                         networkIntfObj,
+                if (0 != getDbusProperty(networkIntfServiceName, networkIntfObj,
                                          networkChConfigIntfName,
                                          privilegePropertyString, variant))
                 {
diff --git a/user_channel/channel_mgmt.hpp b/user_channel/channel_mgmt.hpp
index 02f951b..8b81391 100644
--- a/user_channel/channel_mgmt.hpp
+++ b/user_channel/channel_mgmt.hpp
@@ -308,7 +308,6 @@
 
     /** @brief function to set D-Bus property value
      *
-     *  @param[in] bus - bus
      *  @param[in] service - service name
      *  @param[in] objPath - object path
      *  @param[in] interface - interface
@@ -317,14 +316,12 @@
      *
      *  @return 0 for success, -errno for failure.
      */
-    int setDbusProperty(sdbusplus::bus::bus& bus, const std::string& service,
-                        const std::string& objPath,
+    int setDbusProperty(const std::string& service, const std::string& objPath,
                         const std::string& interface,
                         const std::string& property, const DbusVariant& value);
 
     /** @brief function to get D-Bus property value
      *
-     *  @param[in] bus - bus
      *  @param[in] service - service name
      *  @param[in] objPath - object path
      *  @param[in] interface - interface
@@ -333,8 +330,7 @@
      *
      *  @return 0 for success, -errno for failure.
      */
-    int getDbusProperty(sdbusplus::bus::bus& bus, const std::string& service,
-                        const std::string& objPath,
+    int getDbusProperty(const std::string& service, const std::string& objPath,
                         const std::string& interface,
                         const std::string& property, DbusVariant& value);