Code review changes

Author: konarshankar07

app/code/Magento/MediaGallery/Test/Unit/Model/DataExtractorTest.php

@@ -67,7 +67,7 @@ public function testExtractData(string $class, $interfaceClass, array $expectedD
      * @param array $data
      * @param object $model
      */
-    protected function checkAssetValues(array $expectedData, array $data, $model)
+    private function checkAssetValues(array $expectedData, array $data, $model)
     {
         foreach ($expectedData as $expectedDataKey => $expectedDataItem) {
             $this->assertEquals($data[$expectedDataKey] ?? null, $model->{$expectedDataItem['method']}());
@@ -81,7 +81,7 @@ protected function checkAssetValues(array $expectedData, array $data, $model)
      * @param array $data
      * @param object $model
      */
-    protected function checkKeyWordValues(array $expectedData, array $data, $model)
+    private function checkKeyWordValues(array $expectedData, array $data, $model)
     {
         foreach ($expectedData as $expectedDataKey => $expectedDataItem) {
             $this->assertEquals($data[$expectedDataKey] ?? null, $model->{$expectedDataItem['method']}());

app/code/Magento/MediaGallery/etc/db_schema.xml

@@ -14,7 +14,7 @@
         <column xsi:type="varchar" name="content_type" length="255" nullable="true" comment="Content Type"/>
         <column xsi:type="int" name="width" padding="10" unsigned="true" nullable="false" identity="false" default="0" comment="Width"/>
         <column xsi:type="int" name="height" padding="10" unsigned="true" nullable="false" identity="false" default="0" comment="Height"/>
-        <column xsi:type="int" name="size" padding="10" unsigned="true" nullable="false" identity="false" default="0" comment="Size"/>
+        <column xsi:type="int" name="size" padding="10" unsigned="true" nullable="false" identity="false" comment="Asset file size in bytes"/>
         <column xsi:type="timestamp" name="created_at" on_update="false" nullable="false" default="CURRENT_TIMESTAMP" comment="Created At"/>
         <column xsi:type="timestamp" name="updated_at" on_update="true" nullable="false" default="CURRENT_TIMESTAMP" comment="Updated At"/>
         <constraint xsi:type="primary" referenceId="PRIMARY">

app/code/Magento/MediaGalleryApi/Api/Data/AssetInterface.php

@@ -66,7 +66,7 @@ public function getHeight(): int;
     public function getWidth(): int;
 
     /**
-     * Retrieve full licensed asset's size
+     * Retrieve asset file size in bytes
      *
      * @return int
      */