[Console] reduced visibility to protected

src/Symfony/Component/Console/Output/NullOutput.php

@@ -28,7 +28,7 @@ class NullOutput extends Output
      * @param string  $message A message to write to the output
      * @param Boolean $newline Whether to add a newline or not
      */
-    public function doWrite($message, $newline)
+    protected function doWrite($message, $newline)
     {
     }
 }

src/Symfony/Component/Console/Output/Output.php

@@ -176,5 +176,5 @@ abstract class Output implements OutputInterface
      * @param string  $message A message to write to the output
      * @param Boolean $newline Whether to add a newline or not
      */
-    abstract public function doWrite($message, $newline);
+    abstract protected function doWrite($message, $newline);
 }

src/Symfony/Component/Console/Output/StreamOutput.php

@@ -78,7 +78,7 @@ class StreamOutput extends Output
      *
      * @throws \RuntimeException When unable to write output (should never happen)
      */
-    public function doWrite($message, $newline)
+    protected function doWrite($message, $newline)
     {
         if (false === @fwrite($this->stream, $message.($newline ? PHP_EOL : ''))) {
             // @codeCoverageIgnoreStart

src/Symfony/Component/Console/Tests/Output/OutputTest.php

@@ -94,7 +94,7 @@ class TestOutput extends Output
         $this->output = '';
     }
 
-    public function doWrite($message, $newline)
+    protected function doWrite($message, $newline)
     {
         $this->output .= $message.($newline ? "\n" : '');
     }