Remove mlir-auto-init.cpp : registration is explicit now.

PiperOrigin-RevId: 330972493
Change-Id: I1b780751f60682988e6c5217a5b4d9c1f75f6ecd

third_party/mlir/BUILD

@@ -3006,11 +3006,9 @@ cc_library(
 
 cc_library(
     name = "AllPassesAndDialects",
-    srcs = ["@org_tensorflow//third_party/mlir:mlir-auto-init.cpp"],
     deps = [
         ":AllPassesAndDialectsNoRegistration",
     ],
-    alwayslink = 1,
 )
 
 cc_binary(

third_party/mlir/mlir-auto-init.cpp

@@ -1,14 +0,0 @@
-#include "mlir/InitAllDialects.h"
-#include "mlir/InitAllPasses.h"
-
-namespace mlir {
-// This target is a convenient dependency for users to auto-initialize MLIR
-// internals.
-static bool auto_init = []() {
-  registerAllDialects();
-  registerAllPasses();
-
-  return true;
-}();
-
-} // namespace mlir