feat(core): add initial view engine (#14014)

The new view engine allows our codegen to produce less code,
as it can interpret view definitions during runtime.

The view engine is not feature complete yet, but already
allows to implement a tree benchmark based on it.

Part of #14013

modules/benchmarks/e2e_test/tree_perf.ts

@@ -50,6 +50,18 @@ describe('tree benchmark perf', () => {
         }).then(done, done.fail);
       });
 
+      it('should run for ng2 next', (done) => {
+        runTreeBenchmark({
+          id: `deepTree.ng2.next.${worker.id}`,
+          url: 'all/benchmarks/src/tree/ng2_next/index.html',
+          ignoreBrowserSynchronization: true,
+          work: worker.work,
+          prepare: worker.prepare,
+          // Can't use bundles as we use non exported code
+          extraParams: [{name: 'bundles', value: false}]
+        }).then(done, done.fail);
+      });
+
       it('should run for ng2 ftl', (done) => {
         runTreeBenchmark({
           id: `deepTree.ng2.ftl.${worker.id}`,
@@ -132,16 +144,27 @@ describe('tree benchmark perf', () => {
         }).then(done, done.fail);
       });
     });
+  });
 
-    it('should run ng2 changedetection', (done) => {
-      runTreeBenchmark({
-        id: `deepTree.ng2.changedetection`,
-        url: 'all/benchmarks/src/tree/ng2/index.html',
-        work: () => $('#detectChanges').click(),
-        setup: () => $('#createDom').click(),
-      }).then(done, done.fail);
-    });
+  it('should run ng2 changedetection', (done) => {
+    runTreeBenchmark({
+      id: `deepTree.ng2.changedetection`,
+      url: 'all/benchmarks/src/tree/ng2/index.html',
+      work: () => $('#detectChanges').click(),
+      setup: () => $('#createDom').click(),
+    }).then(done, done.fail);
+  });
 
+  it('should run ng2 next changedetection', (done) => {
+    runTreeBenchmark({
+      id: `deepTree.ng2.next.changedetection`,
+      url: 'all/benchmarks/src/tree/ng2_next/index.html',
+      work: () => $('#detectChanges').click(),
+      setup: () => $('#createDom').click(),
+      ignoreBrowserSynchronization: true,
+      // Can't use bundles as we use non exported code
+      extraParams: [{name: 'bundles', value: false}]
+    }).then(done, done.fail);
   });
 
   function runTreeBenchmark(config: {