Fix for issue 11112 align flags to formats used by other tools.

editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/snapshot/SnapshotCompiler.java

Index: editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/snapshot/SnapshotCompiler.java
===================================================================
--- editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/snapshot/SnapshotCompiler.java	(revision 23778)
+++ editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/snapshot/SnapshotCompiler.java	(working copy)
@@ -36,9 +36,9 @@
  * the token stream, generated from parsing the code. It can decrease application load time by a
  * factor of 10x.
  * <p>
- * To generate a snapshot: dart --generate-script-snapshot=foo.snapshot foo.dart
+ * To generate a snapshot: dart --snapshot=foo.snapshot foo.dart
  * <p>
- * To use a snapshot: dart --use-script-snapshot=foo.snapshot foo.dart
+ * To use a snapshot: dart foo.snapshot
  * 
  * @see http://www.dartlang.org/articles/snapshots/
  */
@@ -81,7 +81,7 @@
     List<String> args = new ArrayList<String>();
 
     args.add(DartSdkManager.getManager().getSdk().getVmExecutable().getPath());
-    args.add("--generate-script-snapshot=" + destFile.getPath());
+    args.add("--snapshot=" + destFile.getPath());
     args.add(sourceFile.getPath());
 
     builder.command(args);