Merge r6496 to trunk: Fix issue 1076.

BUG=1076

Review URL: http://codereview.chromium.org/6266022

git-svn-id: http://v8.googlecode.com/svn/trunk@6497 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/src/arm/full-codegen-arm.cc b/src/arm/full-codegen-arm.cc
index 9483b73..b7a1cc1 100644
--- a/src/arm/full-codegen-arm.cc
+++ b/src/arm/full-codegen-arm.cc
@@ -734,6 +734,8 @@
   // Compile all the tests with branches to their bodies.
   for (int i = 0; i < clauses->length(); i++) {
     CaseClause* clause = clauses->at(i);
+    clause->body_target()->entry_label()->Unuse();
+
     // The default is not a test, but remember it as final fall through.
     if (clause->is_default()) {
       default_clause = clause;