Revert D8321765: [PrePack]Emit PrePack information as global into bundle (optionally)

Differential Revision:
D8321765

Original commit changeset: 03a41b2cef84

fbshipit-source-id: e5f243a4270b975feb48ef6553092e3520de085d

src/options.js

@@ -92,7 +92,6 @@ export type SerializerOptions = {
   inlineExpressions?: boolean,
   trace?: boolean,
   heapGraphFormat?: "DotLanguage" | "VISJS",
-  prepackInfo?: boolean,
 };
 
 export type PartialEvaluatorOptions = {

src/prepack-cli.js

@@ -80,7 +80,6 @@ function run(
     --repro                  Create a zip file with all information needed to reproduce a Prepack run"
     --cpuprofile             Create a CPU profile file for the run that can be loaded into the Chrome JavaScript CPU Profile viewer",
     --debugDiagnosticSeverity      FatalError | RecoverableError | Warning | Information (default = FatalError). Diagnostic level at which debugger will stop
-    --prepackInfo        Emit a global variable with information about the corresponding PrePack run.
   `;
   let args = Array.from(process.argv);
   args.splice(0, 2);
@@ -121,7 +120,6 @@ function run(
     residual: false,
     profile: false,
     reactEnabled: false,
-    prepackInfo: false,
   };
 
   let reproArguments = [];
@@ -358,7 +356,6 @@ fi
     },
     flags
   );
-
   if (heapGraphFilePath !== undefined) resolvedOptions.heapGraphFormat = "DotLanguage";
   if (lazyObjectsRuntime !== undefined && (resolvedOptions.delayInitializations || resolvedOptions.inlineExpressions)) {
     console.error("lazy objects feature is incompatible with delayInitializations and inlineExpressions options");

src/prepack-options.js

@@ -65,7 +65,6 @@ export type PrepackOptions = {|
   debugOutFilePath?: string,
   abstractValueImpliesMax?: number,
   debuggerConfigArgs?: DebuggerConfigArguments,
-  prepackInfo?: boolean,
 |};
 
 export function getRealmOptions({
@@ -131,7 +130,6 @@ export function getSerializerOptions({
   inlineExpressions = false,
   initializeMoreModules = false,
   trace = false,
-  prepackInfo = false,
 }: PrepackOptions): SerializerOptions {
   let result: SerializerOptions = {
     delayInitializations,
@@ -146,7 +144,6 @@ export function getSerializerOptions({
     profile,
     inlineExpressions,
     trace,
-    prepackInfo,
   };
   if (lazyObjectsRuntime !== undefined) {
     result.lazyObjectsRuntime = lazyObjectsRuntime;

src/serializer/ResidualHeapSerializer.js

@@ -2236,23 +2236,6 @@ export class ResidualHeapSerializer {
       );
     }
 
-    if (this._options.prepackInfo) {
-      this.emitter.emit(
-        t.expressionStatement(
-          t.assignmentExpression(
-            "=",
-            this.preludeGenerator.globalReference("__PREPACK__", false),
-            t.objectExpression([
-              t.objectProperty(
-                t.identifier("lazyObjects"),
-                t.booleanLiteral(this._options.lazyObjectsRuntime !== undefined)
-              ),
-            ])
-          )
-        )
-      );
-    }
-
     this.postGeneratorSerialization();
 
     Array.prototype.push.apply(this.prelude, this.preludeGenerator.prelude);