Fix a bunch of tests.

test/upgrade/hosted/upgrade_removed_constraints_test.dart

Index: test/upgrade/hosted/upgrade_removed_constraints_test.dart
diff --git a/test/upgrade/hosted/upgrade_removed_constraints_test.dart b/test/upgrade/hosted/upgrade_removed_constraints_test.dart
index 53df2155d3d71c282f2f216bc60746764a59812e..b8ec8371a70297dac4376843a2ad013ef22b1a97 100644
--- a/test/upgrade/hosted/upgrade_removed_constraints_test.dart
+++ b/test/upgrade/hosted/upgrade_removed_constraints_test.dart
@@ -10,10 +10,10 @@ import '../../test_pub.dart';
 main() {
   integration("upgrades dependencies whose constraints have been removed", () {
     servePackages((builder) {
-      builder.serve("foo", "1.0.0", deps: {"shared-dep": "any"});
-      builder.serve("bar", "1.0.0", deps: {"shared-dep": "<2.0.0"});
-      builder.serve("shared-dep", "1.0.0");
-      builder.serve("shared-dep", "2.0.0");
+      builder.serve("foo", "1.0.0", deps: {"shared_dep": "any"});
+      builder.serve("bar", "1.0.0", deps: {"shared_dep": "<2.0.0"});
+      builder.serve("shared_dep", "1.0.0");
+      builder.serve("shared_dep", "2.0.0");
     });
 
     d.appDir({"foo": "any", "bar": "any"}).create();
@@ -23,7 +23,7 @@ main() {
     d.packagesDir({
       "foo": "1.0.0",
       "bar": "1.0.0",
-      "shared-dep": "1.0.0"
+      "shared_dep": "1.0.0"
     }).validate();
 
     d.appDir({"foo": "any"}).create();
@@ -33,7 +33,7 @@ main() {
     d.packagesDir({
       "foo": "1.0.0",
       "bar": null,
-      "shared-dep": "2.0.0"
+      "shared_dep": "2.0.0"
     }).validate();
   });
 }