Clean rebuild of the plugin.
(I noticed some of the binary has DebugLevel was still set to spam)

Review at http://gwt-code-reviews.appspot.com/1638803

Review by: conroy@google.com

git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@10872 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/plugins/xpcom/Makefile b/plugins/xpcom/Makefile
index 81ca05f..03deb40 100644
--- a/plugins/xpcom/Makefile
+++ b/plugins/xpcom/Makefile
@@ -200,7 +200,7 @@
 XPIDL_TYPELIBS    = $(GECKO_SDK)/bin/typelib.py
 else
 XPIDL             = $(GECKO_SDK)/$(GECKO_PLATFORM)/bin/xpidl
-XPIDL_HEADER      = $(GECKO_SDK)/$(GECKO_PLATFORM)/bin/xpidl -m header 
+XPIDL_HEADER      = $(GECKO_SDK)/$(GECKO_PLATFORM)/bin/xpidl -m header
 XPIDL_TYPELIBS    = $(GECKO_SDK)/$(GECKO_PLATFORM)/bin/xpidl -m typelib
 endif