Add mlgo to graph examples

Resolves COMPMID-3847

Change-Id: I99f73bfc8eda66e8ce1dd1f2a18be76e9d826569
Signed-off-by: SiCong Li <sicong.li@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/5033
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/utils/CommonGraphOptions.h b/utils/CommonGraphOptions.h
index dac2e10..13cd653 100644
--- a/utils/CommonGraphOptions.h
+++ b/utils/CommonGraphOptions.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018-2020 Arm Limited.
+ * Copyright (c) 2018-2021 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -108,6 +108,7 @@
     std::string                      validation_file{};
     std::string                      validation_path{};
     std::string                      tuner_file{};
+    std::string                      mlgo_file{};
     unsigned int                     validation_range_start{ 0 };
     unsigned int                     validation_range_end{ std::numeric_limits<unsigned int>::max() };
 };
@@ -165,6 +166,7 @@
     SimpleOption<std::string>              *validation_path;  /**< Validation data path */
     SimpleOption<std::string>              *validation_range; /**< Validation range */
     SimpleOption<std::string>              *tuner_file;       /**< File to load/store the tuner's values from */
+    SimpleOption<std::string>              *mlgo_file;        /**< File to load the MLGO heuristics from */
 };
 
 /** Consumes the common graph options and creates a structure containing any information