libbinder: computed DUMP_FLAG_PRIORITY_ALL

Now that AIDL files can compute based on other constants, we can drop
this hardcoded value.

Bug: N/A
Test: static_assert in IServiceManager.cpp checks value is unchanged
Change-Id: Ib12df37c2a26c8de48f955843405c97b52602299
diff --git a/libs/binder/aidl/android/os/IServiceManager.aidl b/libs/binder/aidl/android/os/IServiceManager.aidl
index ce30050..2fabf94 100644
--- a/libs/binder/aidl/android/os/IServiceManager.aidl
+++ b/libs/binder/aidl/android/os/IServiceManager.aidl
@@ -43,9 +43,9 @@
      */
     const int DUMP_FLAG_PRIORITY_DEFAULT = 1 << 3;
 
-    const int DUMP_FLAG_PRIORITY_ALL = 15;
-             // DUMP_FLAG_PRIORITY_CRITICAL | DUMP_FLAG_PRIORITY_HIGH
-             // | DUMP_FLAG_PRIORITY_NORMAL | DUMP_FLAG_PRIORITY_DEFAULT;
+    const int DUMP_FLAG_PRIORITY_ALL =
+             DUMP_FLAG_PRIORITY_CRITICAL | DUMP_FLAG_PRIORITY_HIGH
+             | DUMP_FLAG_PRIORITY_NORMAL | DUMP_FLAG_PRIORITY_DEFAULT;
 
     /* Allows services to dump sections in protobuf format. */
     const int DUMP_FLAG_PROTO = 1 << 4;