drop struct keyword for non-packed objects

As a style decision, struct is often used with packed structures to
indicate they are used like C-structs.  Cleanup this codebase to not use
the extra struct keyword throughout.

Signed-off-by: Patrick Venture <venture@google.com>
Change-Id: I2f83bb1989e4d1f2f843ba3e45fb82e04f0fa61c
diff --git a/sensors/builder.cpp b/sensors/builder.cpp
index de7e020..f4257ad 100644
--- a/sensors/builder.cpp
+++ b/sensors/builder.cpp
@@ -43,7 +43,7 @@
 static constexpr bool deferSignals = true;
 
 SensorManager
-    buildSensors(const std::map<std::string, struct conf::SensorConfig>& config,
+    buildSensors(const std::map<std::string, conf::SensorConfig>& config,
                  sdbusplus::bus::bus& passive, sdbusplus::bus::bus& host)
 {
     SensorManager mgmr(passive, host);
@@ -56,7 +56,7 @@
         std::unique_ptr<WriteInterface> wi;
 
         std::string name = it.first;
-        const struct conf::SensorConfig* info = &it.second;
+        const conf::SensorConfig* info = &it.second;
 
         std::cerr << "Sensor: " << name << " " << info->type << " ";
         std::cerr << info->readPath << " " << info->writePath << "\n";
diff --git a/sensors/builder.hpp b/sensors/builder.hpp
index bea3bd0..955307a 100644
--- a/sensors/builder.hpp
+++ b/sensors/builder.hpp
@@ -16,7 +16,7 @@
  * Build the sensors and associate them with a SensorManager.
  */
 SensorManager
-    buildSensors(const std::map<std::string, struct conf::SensorConfig>& config,
+    buildSensors(const std::map<std::string, conf::SensorConfig>& config,
                  sdbusplus::bus::bus& passive, sdbusplus::bus::bus& host);
 
 } // namespace pid_control
diff --git a/sensors/buildjson.cpp b/sensors/buildjson.cpp
index 2bfc143..c320fe1 100644
--- a/sensors/buildjson.cpp
+++ b/sensors/buildjson.cpp
@@ -99,10 +99,9 @@
 }
 } // namespace conf
 
-std::map<std::string, struct conf::SensorConfig>
-    buildSensorsFromJson(const json& data)
+std::map<std::string, conf::SensorConfig> buildSensorsFromJson(const json& data)
 {
-    std::map<std::string, struct conf::SensorConfig> config;
+    std::map<std::string, conf::SensorConfig> config;
     auto sensors = data["sensors"];
 
     /* TODO: If no sensors, this is invalid, and we should except here or during
@@ -110,7 +109,7 @@
      */
     for (const auto& sensor : sensors)
     {
-        config[sensor["name"]] = sensor.get<struct conf::SensorConfig>();
+        config[sensor["name"]] = sensor.get<conf::SensorConfig>();
     }
 
     return config;
diff --git a/sensors/buildjson.hpp b/sensors/buildjson.hpp
index ee82381..2075d30 100644
--- a/sensors/buildjson.hpp
+++ b/sensors/buildjson.hpp
@@ -20,7 +20,7 @@
  * @param[in] data - the json data
  * @return a map of sensors.
  */
-std::map<std::string, struct conf::SensorConfig>
+std::map<std::string, conf::SensorConfig>
     buildSensorsFromJson(const json& data);
 
 } // namespace pid_control
diff --git a/sensors/host.cpp b/sensors/host.cpp
index e05ac37..53f114e 100644
--- a/sensors/host.cpp
+++ b/sensors/host.cpp
@@ -86,7 +86,7 @@
     std::lock_guard<std::mutex> guard(_lock);
 
     /* This doesn't sanity check anything, that's the caller's job. */
-    struct ReadReturn r = {_value, _updated};
+    ReadReturn r = {_value, _updated};
 
     return r;
 }