Adding missing setCompilationStateRetained() to OOPHM HostedMode.

Review by: jat (desk)

git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@5173 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/dev/oophm/overlay/com/google/gwt/dev/HostedMode.java b/dev/oophm/overlay/com/google/gwt/dev/HostedMode.java
index 647ee85..efb6c67 100644
--- a/dev/oophm/overlay/com/google/gwt/dev/HostedMode.java
+++ b/dev/oophm/overlay/com/google/gwt/dev/HostedMode.java
@@ -298,6 +298,7 @@
   @Override
   protected void compile(TreeLogger logger) throws UnableToCompleteException {
     CompilerOptions newOptions = new CompilerOptionsImpl(options);
+    newOptions.setCompilationStateRetained(true);
     new Compiler(newOptions).run(logger);
   }