Infrastructure for reading V8's initial snapshot from external files

content/test/test_blink_web_unit_test_support.cc

Index: content/test/test_blink_web_unit_test_support.cc
diff --git a/content/test/test_blink_web_unit_test_support.cc b/content/test/test_blink_web_unit_test_support.cc
index 8f743ed88807f2c3d347f49c1147cec24d8f3ed6..0fed5abc6ceae50b54cf0df5b59094197a158f7c 100644
--- a/content/test/test_blink_web_unit_test_support.cc
+++ b/content/test/test_blink_web_unit_test_support.cc
@@ -38,6 +38,10 @@
 #include "base/mac/scoped_nsautorelease_pool.h"
 #endif
 
+#ifdef V8_USE_EXTERNAL_STARTUP_DATA
+#include "gin/public/isolate_holder.h"
+#endif
+
 namespace content {
 
 TestBlinkWebUnitTestSupport::TestBlinkWebUnitTestSupport() {
@@ -54,6 +58,10 @@ TestBlinkWebUnitTestSupport::TestBlinkWebUnitTestSupport() {
       new base::StatsTable(base::StatsTable::TableIdentifier(), 20, 200));
   base::StatsTable::set_current(stats_table_.get());
 
+#ifdef V8_USE_EXTERNAL_STARTUP_DATA
+  gin::IsolateHolder::LoadV8Snapshot();
+#endif
+
   blink::initialize(this);
   blink::mainThreadIsolate()->SetCounterFunction(
       base::StatsTable::FindLocation);