Adding the ablity to disable view source.

patch by dougt r=bz,sr=darin,b=199335

parser/htmlparser/src/nsParser.cpp

@@ -48,7 +48,6 @@
 #include "nsCRT.h" 
 #include "nsScanner.h"
 #include "plstr.h"
-#include "nsViewSourceHTML.h" 
 #include "nsIStringStream.h"
 #include "nsIChannel.h"
 #include "nsICachingChannel.h"
@@ -67,6 +66,10 @@
 #include "nsIServiceManager.h"
 //#define rickgdebug 
 
+#ifdef MOZ_VIEW_SOURCE
+#include "nsViewSourceHTML.h" 
+#endif
+
 #define NS_PARSER_FLAG_DTD_VERIFICATION       0x00000001
 #define NS_PARSER_FLAG_PARSER_ENABLED         0x00000002
 #define NS_PARSER_FLAG_OBSERVERS_ENABLED      0x00000004
@@ -1154,6 +1157,7 @@ FindSuitableDTD(CParserContext& aParserContext,
         sharedObjects->mDTDDeque.Push(theDTD);
         sharedObjects->mHasXMLDTD = PR_TRUE;
       }
+#ifdef MOZ_VIEW_SOURCE
       else if (!sharedObjects->mHasViewSourceDTD) {
         rv = NS_NewViewSourceHTML(&theDTD);  //do this so all non-html files can be viewed...
         NS_ENSURE_SUCCESS(rv, rv);
@@ -1161,6 +1165,7 @@ FindSuitableDTD(CParserContext& aParserContext,
         sharedObjects->mDTDDeque.Push(theDTD);
         sharedObjects->mHasViewSourceDTD = PR_TRUE;
       }
+#endif
     }
   }