refactor(compiler): don’t write summaries for jit by default

The default is false externally but true internally at Google.

packages/compiler-cli/src/codegen.ts

@@ -100,6 +100,7 @@ export class CodeGenerator {
       i18nFormat: cliOptions.i18nFormat,
       locale: cliOptions.locale, missingTranslation,
       enableLegacyTemplate: options.enableLegacyTemplate !== false,
+      enableSummariesForJit: options.enableSummariesForJit !== false,
     });
     return new CodeGenerator(options, program, tsCompilerHost, aotCompiler, ngCompilerHost);
   }

packages/compiler-cli/src/main.ts

@@ -20,6 +20,10 @@ import {CodeGenerator} from './codegen';
 function codegen(
     ngOptions: tsc.AngularCompilerOptions, cliOptions: tsc.NgcCliOptions, program: ts.Program,
     host: ts.CompilerHost) {
+  if (ngOptions.enableSummariesForJit === undefined) {
+    // default to false
+    ngOptions.enableSummariesForJit = false;
+  }
   return CodeGenerator.create(ngOptions, cliOptions, program, host).codegen();
 }
 

packages/compiler-cli/src/ngtools_api.ts

@@ -99,10 +99,15 @@ export class NgTools_InternalApi_NG_2 {
       missingTranslation: options.missingTranslation !,
       basePath: options.basePath
     };
+    const ngOptions = options.angularCompilerOptions;
+    if (ngOptions.enableSummariesForJit === undefined) {
+      // default to false
+      ngOptions.enableSummariesForJit = false;
+    }
 
     // Create the Code Generator.
-    const codeGenerator = CodeGenerator.create(
-        options.angularCompilerOptions, cliOptions, options.program, options.host, hostContext);
+    const codeGenerator =
+        CodeGenerator.create(ngOptions, cliOptions, options.program, options.host, hostContext);
 
     return codeGenerator.codegen();
   }