Infrastructure for reading V8's initial snapshot from external files

third_party/android_webview_glue/android_webview_glue.gypi

Index: third_party/android_webview_glue/android_webview_glue.gypi
diff --git a/third_party/android_webview_glue/android_webview_glue.gypi b/third_party/android_webview_glue/android_webview_glue.gypi
index df80f70e5a2d6d851f051ba48a317cf909744695..e13a854445f1c60ab0af4d8b6f0051aef6ad6fa1 100644
--- a/third_party/android_webview_glue/android_webview_glue.gypi
+++ b/third_party/android_webview_glue/android_webview_glue.gypi
@@ -35,6 +35,12 @@
               '<(PRODUCT_DIR)/icudtl.dat',
             ],
           }],
+          ['v8_use_external_startup_data==1', {
+            'additional_input_paths': [
+              '<(PRODUCT_DIR)/natives_blob.bin',
+              '<(PRODUCT_DIR)/snapshot_blob.bin',
+            ],
+          }],
         ],
       },
       'copies': [
@@ -47,6 +53,12 @@
                 '<(PRODUCT_DIR)/icudtl.dat',
               ],
             }],
+            ['v8_use_external_startup_data==1', {
+              'files': [
+                '<(PRODUCT_DIR)/natives_blob.bin',
+                '<(PRODUCT_DIR)/snapshot_blob.bin',
+              ],
+            }],
           ],
         },
       ],'includes': [ '../../build/java_apk.gypi' ],