Revert "[JNI] Expose java API for cudf::io::config_host_memory_resour…

…ce (rapidsai#15745)"

This reverts commit 8b72455.

java/src/main/java/ai/rapids/cudf/PinnedMemoryPool.java

@@ -252,17 +252,4 @@ private synchronized HostMemoryBuffer tryAllocateInternal(long bytes) {
   private synchronized void free(long address, long size) {
     Rmm.freeFromPinnedPool(this.poolHandle, address, size);
   }
-
-  /**
-   * Sets the size of the cuDF default pinned pool.
-   *
-   * @note This has to be called before cuDF functions are executed.
-   *
-   * @param size initial and maximum size for the cuDF default pinned pool.
-   *        Pass size=0 to disable the default pool.
-   */
-  public static synchronized void configureDefaultCudfPinnedPoolSize(long size) {
-    Rmm.configureDefaultCudfPinnedPoolSize(size);
-  }
-
 }

java/src/main/java/ai/rapids/cudf/Rmm.java

@@ -266,16 +266,6 @@ public static synchronized void initialize(int allocationMode, LogConf logConf,
     }
   }
 
-  /**
-   * Sets the size of the cuDF default pinned pool.
-   *
-   * @note This has to be called before cuDF functions are executed.
-   *
-   * @param size initial and maximum size for the cuDF default pinned pool.
-   *        Pass size=0 to disable the default pool.
-   */
-  public static synchronized native void configureDefaultCudfPinnedPoolSize(long size);
-
   /**
    * Get the most recently set pool size or -1 if RMM has not been initialized or pooling is
    * not enabled.

java/src/main/native/src/RmmJni.cpp

@@ -1106,15 +1106,4 @@ JNIEXPORT void JNICALL Java_ai_rapids_cudf_Rmm_freeFromFallbackPinnedPool(JNIEnv
   }
   CATCH_STD(env, )
 }
-
-JNIEXPORT void JNICALL Java_ai_rapids_cudf_Rmm_configureDefaultCudfPinnedPoolSize(JNIEnv* env,
-                                                                                  jclass clazz,
-                                                                                  jlong size)
-{
-  try {
-    cudf::jni::auto_set_device(env);
-    cudf::io::config_default_host_memory_resource(cudf::io::host_mr_options{size});
-  }
-  CATCH_STD(env, )
-}
 }