Add dummy WmTests

Test: atest WmTests
Bug: 113800711

Change-Id: I1e29cc9116adf2d08c00d035ecad48e4ef604106
diff --git a/services/core/java/com/android/server/wm/TEST_MAPPING b/services/core/java/com/android/server/wm/TEST_MAPPING
index e885afa..c99329a 100644
--- a/services/core/java/com/android/server/wm/TEST_MAPPING
+++ b/services/core/java/com/android/server/wm/TEST_MAPPING
@@ -24,6 +24,20 @@
           "exclude-annotation": "android.support.test.filters.FlakyTest"
         }
       ]
+    },
+    {
+      "name": "WmTests",
+      "options": [
+        {
+          "include-filter": "com.android.server.wm."
+        },
+        {
+          "include-annotation": "android.platform.test.annotations.Presubmit"
+        },
+        {
+          "exclude-annotation": "android.support.test.filters.FlakyTest"
+        }
+      ]
     }
   ],
   "postsubmit": [
@@ -37,6 +51,14 @@
           "include-filter": "com.android.server.wm."
         }
       ]
+    },
+    {
+      "name": "WmTests",
+      "options": [
+        {
+          "include-filter": "com.android.server.wm."
+        }
+      ]
     }
   ]
 }