storage: Internally represent @autostart as bool

Since it's been used that way anyway, let's just convert it to a bool
and only make the external representation be an int.

src/conf/virstorageobj.c

@@ -133,13 +133,13 @@ virStoragePoolObjIsAutostart(virStoragePoolObjPtr obj)
     if (!obj->configFile)
         return 0;
 
-    return obj->autostart == 1;
+    return obj->autostart;
 }
 
 
 void
 virStoragePoolObjSetAutostart(virStoragePoolObjPtr obj,
-                              int autostart)
+                              bool autostart)
 {
     obj->autostart = autostart;
 }

src/conf/virstorageobj.h

@@ -33,7 +33,7 @@ struct _virStoragePoolObj {
     char *configFile;
     char *autostartLink;
     bool active;
-    int autostart;
+    bool autostart;
     unsigned int asyncjobs;
 
     virStoragePoolDefPtr def;
@@ -108,7 +108,7 @@ virStoragePoolObjIsAutostart(virStoragePoolObjPtr obj);
 
 void
 virStoragePoolObjSetAutostart(virStoragePoolObjPtr obj,
-                              int autostart);
+                              bool autostart);
 
 unsigned int
 virStoragePoolObjGetAsyncjobs(virStoragePoolObjPtr obj);

src/storage/storage_driver.c

@@ -1310,7 +1310,7 @@ storagePoolSetAutostart(virStoragePoolPtr pool,
                 goto cleanup;
             }
         }
-        virStoragePoolObjSetAutostart(obj, autostart);
+        virStoragePoolObjSetAutostart(obj, new_autostart);
     }
 
     ret = 0;

src/test/test_driver.c

@@ -4777,6 +4777,7 @@ testStoragePoolSetAutostart(virStoragePoolPtr pool,
 {
     testDriverPtr privconn = pool->conn->privateData;
     virStoragePoolObjPtr obj;
+    bool new_autostart = (autostart != 0);
     int ret = -1;
 
     if (!(obj = testStoragePoolObjFindByName(privconn, pool->name)))
@@ -4788,8 +4789,7 @@ testStoragePoolSetAutostart(virStoragePoolPtr pool,
         goto cleanup;
     }
 
-    autostart = (autostart != 0);
-    virStoragePoolObjSetAutostart(obj, autostart);
+    virStoragePoolObjSetAutostart(obj, new_autostart);
     ret = 0;
 
  cleanup: