Checkstyle fix, unused import in BrowserChannel.java


git-svn-id: https://google-web-toolkit.googlecode.com/svn/branches/farewellSwt@6221 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/dev/oophm/src/com/google/gwt/dev/shell/BrowserChannel.java b/dev/oophm/src/com/google/gwt/dev/shell/BrowserChannel.java
index 2c589fd..5ed1973 100644
--- a/dev/oophm/src/com/google/gwt/dev/shell/BrowserChannel.java
+++ b/dev/oophm/src/com/google/gwt/dev/shell/BrowserChannel.java
@@ -30,7 +30,6 @@
 import java.io.OutputStream;
 import java.io.UnsupportedEncodingException;
 import java.net.Socket;
-import java.util.Collections;
 import java.util.Set;
 
 /**