Infrastructure for reading V8's initial snapshot from external files

chrome/chrome_tests_unit.gypi

Index: chrome/chrome_tests_unit.gypi
diff --git a/chrome/chrome_tests_unit.gypi b/chrome/chrome_tests_unit.gypi
index 6e43935240617ba902421da24f59d8c67d3900d9..ddbec9024799273df8827a0541f144b6da5d6b94 100644
--- a/chrome/chrome_tests_unit.gypi
+++ b/chrome/chrome_tests_unit.gypi
@@ -2850,7 +2850,28 @@
           'variables': {
             'test_suite_name': 'unit_tests',
             'android_manifest_path': 'test/android/unit_tests_apk/AndroidManifest.xml',
+            'conditions': [
+              ['v8_use_external_startup_data==1', {
+                'additional_input_paths': [
+                  '<(PRODUCT_DIR)/natives_blob.bin',
+                  '<(PRODUCT_DIR)/snapshot_blob.bin',
+                ],
+              }],
+            ],
           },
+          'copies': [
+            {
+              'destination': '<(PRODUCT_DIR)/unit_tests_apk/assets',
+              'conditions': [
+                ['v8_use_external_startup_data==1', {
+                  'files': [
+                    '<(PRODUCT_DIR)/natives_blob.bin',
+                    '<(PRODUCT_DIR)/snapshot_blob.bin',
+                  ],
+                }],
+              ],
+            },
+          ],
           'includes': [ '../build/apk_test.gypi' ],
         },
       ],