Rename "install" -> "get" and "update" -> "upgrade".

sdk/lib/_internal/pub/test/get/git/require_pubspec_test.dart

Index: sdk/lib/_internal/pub/test/get/git/require_pubspec_test.dart
diff --git a/sdk/lib/_internal/pub/test/install/git/require_pubspec_test.dart b/sdk/lib/_internal/pub/test/get/git/require_pubspec_test.dart
similarity index 87%
rename from sdk/lib/_internal/pub/test/install/git/require_pubspec_test.dart
rename to sdk/lib/_internal/pub/test/get/git/require_pubspec_test.dart
index 1a317e959902cbc39708a497fc57a4f7f16fd7b2..82d1c83699e506f03f84fb14aaed87a1727c00f5 100644
--- a/sdk/lib/_internal/pub/test/install/git/require_pubspec_test.dart
+++ b/sdk/lib/_internal/pub/test/get/git/require_pubspec_test.dart
@@ -18,7 +18,7 @@ main() {
 
     d.appDir({"foo": {"git": "../foo.git"}}).create();
 
-    pubInstall(error: new RegExp(r'Could not find a file named "pubspec\.yaml" '
+    pubGet(error: new RegExp(r'Could not find a file named "pubspec\.yaml" '
         r'in "[^\n]*"\.'));
   });
 }