Fix bug in inlining of []= operators.
Fix bug in inlining of []= operators.

When inserting the StoreIndexedInstruction, it needs the
environment of the call attached to it.

BUG=https://code.google.com/p/dart/issues/detail?id=13797
R=kmillikin@google.com

Review URL: https://codereview.chromium.org//25991002

git-svn-id: c93d8a2297af3b929165606efe145742a534bc71@28257 260f80e4-7a28-3924-810f-c04153c831b5

dart-archive/dart-sdk,dartino/dart-sdk,dartino/dart-sdk,dartino/dart-sdk,dart-archive/dart-sdk,dart-lang/sdk,dart-lang/sdk,dart-archive/dart-sdk,dart-lang/sdk,dart-archive/dart-sdk,dart-lang/sdk,dart-lang/sdk,dartino/dart-sdk,dart-lang/sdk,dartino/dart-sdk,dart-archive/dart-sdk,dart-lang/sdk,dart-archive/dart-sdk,dartino/dart-sdk,dart-archive/dart-sdk,dart-archive/dart-sdk,dartino/dart-sdk,dart-archive/dart-sdk,dartino/dart-sdk,dart-lang/sdk,dartino/dart-sdk