[parser] enable dynamic import by default (#10843)

* [parser] enable dynamic import by default

* chore: add back babel-core api test

packages/babel-core/test/api.js

@@ -760,11 +760,11 @@ describe("api", function() {
         options,
         function(err) {
           expect(err.message).toMatch(
-            "Support for the experimental syntax 'dynamicImport' isn't currently enabled (1:9)",
+            "Support for the experimental syntax 'pipelineOperator' isn't currently enabled (1:3):",
           );
           expect(err.message).toMatch(
-            "Add @babel/plugin-syntax-dynamic-import (https://git.io/vb4Sv) to the " +
-              "'plugins' section of your Babel config to enable parsing.",
+            "Add @babel/plugin-proposal-pipeline-operator (https://git.io/vb4SU) to the " +
+              "'plugins' section of your Babel config to enable transformation.",
           );
           done();
         },

packages/babel-core/test/fixtures/api/parsing-errors/only-syntax/file.js

@@ -1 +1 @@
-var $ = import("jquery");
+a |> b

packages/babel-parser/src/parser/expression.js

@@ -922,8 +922,6 @@ export default class ExpressionParser extends LValParser {
           return this.parseImportMetaProperty(node);
         }
 
-        this.expectPlugin("dynamicImport", node.start);
-
         if (!this.match(tt.parenL)) {
           this.raise(
             this.state.lastTokStart,

packages/babel-parser/test/fixtures/experimental/import-meta/error-in-script/options.json

@@ -1,4 +1,4 @@
 {
-  "plugins": ["dynamicImport", "importMeta"],
+  "plugins": ["importMeta"],
   "sourceType": "script"
 }

packages/babel-parser/test/fixtures/experimental/import-meta/no-other-prop-names/options.json

@@ -1,4 +1,4 @@
 {
   "sourceType": "module",
-  "plugins": ["dynamicImport", "importMeta"]
+  "plugins": ["importMeta"]
 }

packages/babel-parser/test/fixtures/experimental/import-meta/not-assignable/options.json

@@ -1,4 +1,4 @@
 {
   "sourceType": "module",
-  "plugins": ["dynamicImport", "importMeta"]
+  "plugins": ["importMeta"]
 }

packages/babel-parser/test/fixtures/experimental/import-meta/valid-in-module/options.json

@@ -1,4 +1,4 @@
 {
   "sourceType": "module",
-  "plugins": ["dynamicImport", "importMeta"]
+  "plugins": ["importMeta"]
 }