sdbusplus: use shorter type aliases

The sdbusplus headers provide shortened aliases for many types.
Switch to using them to provide better code clarity and shorter
lines.  Possible replacements are for:
  * bus_t
  * exception_t
  * manager_t
  * match_t
  * message_t
  * object_t
  * slot_t

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: Ia40a8258d162ca5fbb07d91a652f5521f2465cda
diff --git a/hiomap.cpp b/hiomap.cpp
index 9253243..37debaa 100644
--- a/hiomap.cpp
+++ b/hiomap.cpp
@@ -254,10 +254,10 @@
 
 struct hiomap
 {
-    bus::bus* bus;
+    bus_t* bus;
 
     /* Signals */
-    bus::match::match* properties;
+    bus::match_t* properties;
 
     /* Protocol state */
     std::map<std::string, int> event_lookup;
@@ -336,7 +336,7 @@
 }
 
 static int hiomap_handle_property_update(struct hiomap* ctx,
-                                         sdbusplus::message::message& msg)
+                                         sdbusplus::message_t& msg)
 {
     using namespace phosphor::logging;
 
@@ -419,12 +419,12 @@
     return 0;
 }
 
-static bus::match::match hiomap_match_properties(struct hiomap* ctx)
+static bus::match_t hiomap_match_properties(struct hiomap* ctx)
 {
     auto properties =
         bus::match::rules::propertiesChanged(HIOMAPD_OBJECT, HIOMAPD_IFACE_V2);
 
-    bus::match::match match(
+    bus::match_t match(
         *ctx->bus, properties,
         std::bind(hiomap_handle_property_update, ctx, std::placeholders::_1));
 
@@ -445,7 +445,7 @@
 
         *data_len = 0;
     }
-    catch (const exception::exception& e)
+    catch (const exception_t& e)
     {
         return hiomap_xlate_errno(e.get_errno());
     }
@@ -488,7 +488,7 @@
 
         *data_len = 4;
     }
-    catch (const exception::exception& e)
+    catch (const exception_t& e)
     {
         return hiomap_xlate_errno(e.get_errno());
     }
@@ -518,7 +518,7 @@
 
         *data_len = 4;
     }
-    catch (const exception::exception& e)
+    catch (const exception_t& e)
     {
         return hiomap_xlate_errno(e.get_errno());
     }
@@ -560,7 +560,7 @@
 
         *data_len = 6;
     }
-    catch (const exception::exception& e)
+    catch (const exception_t& e)
     {
         return hiomap_xlate_errno(e.get_errno());
     }
@@ -611,7 +611,7 @@
 
         *data_len = 0;
     }
-    catch (const exception::exception& e)
+    catch (const exception_t& e)
     {
         return hiomap_xlate_errno(e.get_errno());
     }
@@ -644,7 +644,7 @@
 
         *data_len = 0;
     }
-    catch (const exception::exception& e)
+    catch (const exception_t& e)
     {
         return hiomap_xlate_errno(e.get_errno());
     }
@@ -668,7 +668,7 @@
 
         *data_len = 0;
     }
-    catch (const exception::exception& e)
+    catch (const exception_t& e)
     {
         return hiomap_xlate_errno(e.get_errno());
     }
@@ -699,7 +699,7 @@
 
         *data_len = 0;
     }
-    catch (const exception::exception& e)
+    catch (const exception_t& e)
     {
         return hiomap_xlate_errno(e.get_errno());
     }
@@ -731,7 +731,7 @@
 
         *data_len = 0;
     }
-    catch (const exception::exception& e)
+    catch (const exception_t& e)
     {
         return hiomap_xlate_errno(e.get_errno());
     }
@@ -845,7 +845,7 @@
     ctx->event_lookup["WindowReset"] = BMC_EVENT_WINDOW_RESET;
     ctx->event_lookup["ProtocolReset"] = BMC_EVENT_PROTOCOL_RESET;
 
-    ctx->bus = new bus::bus(ipmid_get_sd_bus_connection());
+    ctx->bus = new bus_t(ipmid_get_sd_bus_connection());
 
     /* Initialise signal handling */
 
@@ -853,8 +853,7 @@
      * Can't use temporaries here because that causes SEGFAULTs due to slot
      * destruction (!?), so enjoy the weird wrapping.
      */
-    ctx->properties =
-        new bus::match::match(std::move(hiomap_match_properties(ctx)));
+    ctx->properties = new bus::match_t(std::move(hiomap_match_properties(ctx)));
 
     std::function<SignalResponse(int)> shutdownHandler =
         [ctx]([[maybe_unused]] int signalNumber) {