Remove unnecessary invocation toString() method

Change-Id: Ibbf86c9b5a31e65d0f46b869976687727e925624
diff --git a/gerrit-common/src/main/java/com/google/gerrit/common/data/ReviewerInfo.java b/gerrit-common/src/main/java/com/google/gerrit/common/data/ReviewerInfo.java
index 063f13b..28a8340 100644
--- a/gerrit-common/src/main/java/com/google/gerrit/common/data/ReviewerInfo.java
+++ b/gerrit-common/src/main/java/com/google/gerrit/common/data/ReviewerInfo.java
@@ -51,7 +51,7 @@
       if (accountInfo.getPreferredEmail() != null) {
         return accountInfo.getPreferredEmail();
       }
-      return accountInfo.getFullName().toString();
+      return accountInfo.getFullName();
     }
     return groupReference.getName();
   }
diff --git a/gerrit-gwtdebug/src/main/java/com/google/gerrit/gwtdebug/GerritDebugLauncher.java b/gerrit-gwtdebug/src/main/java/com/google/gerrit/gwtdebug/GerritDebugLauncher.java
index a2a770e..5770f58 100644
--- a/gerrit-gwtdebug/src/main/java/com/google/gerrit/gwtdebug/GerritDebugLauncher.java
+++ b/gerrit-gwtdebug/src/main/java/com/google/gerrit/gwtdebug/GerritDebugLauncher.java
@@ -368,7 +368,7 @@
 
     AbstractConnector connector = getConnector();
     if (bindAddress != null) {
-      connector.setHost(bindAddress.toString());
+      connector.setHost(bindAddress);
     }
     connector.setPort(port);
 
diff --git a/gerrit-pgm/src/main/java/com/google/gerrit/pgm/util/ConsoleUI.java b/gerrit-pgm/src/main/java/com/google/gerrit/pgm/util/ConsoleUI.java
index e8cf0ab..9af95ab 100644
--- a/gerrit-pgm/src/main/java/com/google/gerrit/pgm/util/ConsoleUI.java
+++ b/gerrit-pgm/src/main/java/com/google/gerrit/pgm/util/ConsoleUI.java
@@ -179,7 +179,7 @@
         }
         console.printf("       Supported options are:\n");
         for (final String v : allowedValues) {
-          console.printf("         %s\n", v.toString().toLowerCase());
+          console.printf("         %s\n", v.toLowerCase());
         }
       }
     }
diff --git a/gerrit-sshd/src/main/java/com/google/gerrit/sshd/NoShell.java b/gerrit-sshd/src/main/java/com/google/gerrit/sshd/NoShell.java
index cde7ae8..78f006b 100644
--- a/gerrit-sshd/src/main/java/com/google/gerrit/sshd/NoShell.java
+++ b/gerrit-sshd/src/main/java/com/google/gerrit/sshd/NoShell.java
@@ -106,7 +106,7 @@
       } finally {
         sshScope.set(old);
       }
-      err.write(Constants.encode(message.toString()));
+      err.write(Constants.encode(message));
       err.flush();
 
       in.close();