Add -saveSourceOutput to the Compiler

Change-Id: I403e1cfdd54dc5fd00fe0172b92a6294f1148f3f
diff --git a/dev/core/src/com/google/gwt/dev/Compiler.java b/dev/core/src/com/google/gwt/dev/Compiler.java
index 7e953d9..0a0608f 100644
--- a/dev/core/src/com/google/gwt/dev/Compiler.java
+++ b/dev/core/src/com/google/gwt/dev/Compiler.java
@@ -32,6 +32,7 @@
 import com.google.gwt.dev.util.arg.ArgHandlerDeployDir;
 import com.google.gwt.dev.util.arg.ArgHandlerExtraDir;
 import com.google.gwt.dev.util.arg.ArgHandlerLocalWorkers;
+import com.google.gwt.dev.util.arg.ArgHandlerSaveSourceOutput;
 import com.google.gwt.dev.util.arg.ArgHandlerWarDir;
 import com.google.gwt.dev.util.arg.ArgHandlerWorkDirOptional;
 import com.google.gwt.dev.util.log.speedtracer.CompilerEventType;
@@ -61,6 +62,7 @@
       registerHandler(new ArgHandlerWarDir(options));
       registerHandler(new ArgHandlerDeployDir(options));
       registerHandler(new ArgHandlerExtraDir(options));
+      registerHandler(new ArgHandlerSaveSourceOutput(options));
     }
 
     @Override