LoggingContext: Avoid unboxing of Boolean to primitive boolean

Change-Id: I967e3e3ea1e27b1c37671e4c03c65af3239f760c
diff --git a/java/com/google/gerrit/server/logging/LoggingContext.java b/java/com/google/gerrit/server/logging/LoggingContext.java
index 1e81c29..cb7d01e 100644
--- a/java/com/google/gerrit/server/logging/LoggingContext.java
+++ b/java/com/google/gerrit/server/logging/LoggingContext.java
@@ -107,8 +107,7 @@
   }
 
   boolean isLoggingForced() {
-    Boolean force = forceLogging.get();
-    return force != null ? force : false;
+    return Boolean.TRUE.equals(forceLogging.get());
   }
 
   boolean forceLogging(boolean force) {
@@ -118,6 +117,6 @@
     } else {
       forceLogging.remove();
     }
-    return oldValue != null ? oldValue : false;
+    return Boolean.TRUE.equals(oldValue);
   }
 }