Fix 5.3/5.4 builds

tests/Composer/Test/Repository/Vcs/GitDriverTest.php

@@ -56,7 +56,7 @@ GIT;
 
     public function testFileGetContentInvalidIdentifier()
     {
-        $this->expectException('\RuntimeException');
+        $this->setExpectedException('\RuntimeException');
 
         $process = new ProcessExecutorMock;
         $io = $this->getMockBuilder('Composer\IO\IOInterface')->getMock();

tests/Composer/Test/Repository/Vcs/HgDriverTest.php

@@ -103,7 +103,7 @@ HG_BOOKMARKS;
 
     public function testFileGetContentInvalidIdentifier()
     {
-        $this->expectException('\RuntimeException');
+        $this->setExpectedException('\RuntimeException');
 
         $process = new ProcessExecutorMock;
         $driver = new HgDriver(array('url' => 'https://example.org/acme.git'), $this->io, $this->config, $this->getMockBuilder('Composer\Util\HttpDownloader')->disableOriginalConstructor()->getMock(), $process);