Revert "Replaced blink sync points with new sync tokens."

components/test_runner/test_plugin.cc

Index: components/test_runner/test_plugin.cc
diff --git a/components/test_runner/test_plugin.cc b/components/test_runner/test_plugin.cc
index fed9a2c8749bba589d3a7809e72d21ff897f9150..76f608c96daa08340e0f724e3f554ca9e8526e30 100644
--- a/components/test_runner/test_plugin.cc
+++ b/components/test_runner/test_plugin.cc
@@ -312,11 +312,9 @@ void TestPlugin::updateGeometry(
     gpu::Mailbox mailbox;
     context_->genMailboxCHROMIUM(mailbox.name);
     context_->produceTextureCHROMIUM(GL_TEXTURE_2D, mailbox.name);
-    const blink::WGC3Duint64 fence_sync = context_->insertFenceSyncCHROMIUM();
     context_->flush();
-
     gpu::SyncToken sync_token;
-    context_->genSyncTokenCHROMIUM(fence_sync, sync_token.GetData());
+    context_->insertSyncPoint(sync_token.GetData());
     texture_mailbox_ = cc::TextureMailbox(mailbox, sync_token, GL_TEXTURE_2D);
   } else {
     scoped_ptr<cc::SharedBitmap> bitmap =