Move js library back into compiler directory.

sdk/lib/_internal/libraries.dart

Index: sdk/lib/_internal/libraries.dart
diff --git a/sdk/lib/_internal/libraries.dart b/sdk/lib/_internal/libraries.dart
index e3ce4356a1b147c66b651416b96e2eb8047f9c25..78f2060f2ef755a52f7a16476cdcaa35f6fc8587 100644
--- a/sdk/lib/_internal/libraries.dart
+++ b/sdk/lib/_internal/libraries.dart
@@ -25,7 +25,7 @@ const Map<String, LibraryInfo> LIBRARIES = const {
   "async": const LibraryInfo(
       "async/async.dart",
       maturity: Maturity.STABLE,
-      dart2jsPatchPath: "_internal/lib/async_patch.dart"),
+      dart2jsPatchPath: "_internal/compiler/js_lib/async_patch.dart"),
 
   "_blink": const LibraryInfo(
       "_blink/dartium/_blink_dartium.dart",
@@ -42,17 +42,17 @@ const Map<String, LibraryInfo> LIBRARIES = const {
   "collection": const LibraryInfo(
       "collection/collection.dart",
       maturity: Maturity.STABLE,
-      dart2jsPatchPath: "_internal/lib/collection_patch.dart"),
+      dart2jsPatchPath: "_internal/compiler/js_lib/collection_patch.dart"),
 
   "convert": const LibraryInfo(
       "convert/convert.dart",
       maturity: Maturity.STABLE,
-      dart2jsPatchPath: "_internal/lib/convert_patch.dart"),
+      dart2jsPatchPath: "_internal/compiler/js_lib/convert_patch.dart"),
 
   "core": const LibraryInfo(
       "core/core.dart",
       maturity: Maturity.STABLE,
-      dart2jsPatchPath: "_internal/lib/core_patch.dart"),
+      dart2jsPatchPath: "_internal/compiler/js_lib/core_patch.dart"),
 
   "html": const LibraryInfo(
       "html/dartium/html_dartium.dart",
@@ -78,12 +78,12 @@ const Map<String, LibraryInfo> LIBRARIES = const {
       "io/io.dart",
       category: "Server",
       maturity: Maturity.STABLE,
-      dart2jsPatchPath: "_internal/lib/io_patch.dart"),
+      dart2jsPatchPath: "_internal/compiler/js_lib/io_patch.dart"),
 
   "isolate": const LibraryInfo(
       "isolate/isolate.dart",
       maturity: Maturity.STABLE,
-      dart2jsPatchPath: "_internal/lib/isolate_patch.dart"),
+      dart2jsPatchPath: "_internal/compiler/js_lib/isolate_patch.dart"),
 
   "js": const LibraryInfo(
       "js/dartium/js_dartium.dart",
@@ -94,12 +94,12 @@ const Map<String, LibraryInfo> LIBRARIES = const {
   "math": const LibraryInfo(
       "math/math.dart",
       maturity: Maturity.STABLE,
-      dart2jsPatchPath: "_internal/lib/math_patch.dart"),
+      dart2jsPatchPath: "_internal/compiler/js_lib/math_patch.dart"),
 
   "mirrors": const LibraryInfo(
       "mirrors/mirrors.dart",
       maturity: Maturity.UNSTABLE,
-      dart2jsPatchPath: "_internal/lib/mirrors_patch.dart"),
+      dart2jsPatchPath: "_internal/compiler/js_lib/mirrors_patch.dart"),
 
   "profiler": const LibraryInfo(
       "profiler/profiler.dart",
@@ -115,10 +115,10 @@ const Map<String, LibraryInfo> LIBRARIES = const {
   "typed_data": const LibraryInfo(
       "typed_data/typed_data.dart",
       maturity: Maturity.STABLE,
-      dart2jsPatchPath: "_internal/lib/typed_data_patch.dart"),
+      dart2jsPatchPath: "_internal/compiler/js_lib/typed_data_patch.dart"),
 
   "_native_typed_data": const LibraryInfo(
-      "_internal/lib/native_typed_data.dart",
+      "_internal/compiler/js_lib/native_typed_data.dart",
       category: "Internal",
       implementation: true,
       documented: false,
@@ -153,46 +153,46 @@ const Map<String, LibraryInfo> LIBRARIES = const {
       category: "Internal",
       documented: false,
       dart2jsPatchPath:
-          "_internal/lib/internal_patch.dart"),
+          "_internal/compiler/js_lib/internal_patch.dart"),
 
   "_js_helper": const LibraryInfo(
-      "_internal/lib/js_helper.dart",
+      "_internal/compiler/js_lib/js_helper.dart",
       category: "Internal",
       documented: false,
       platforms: DART2JS_PLATFORM),
 
   "_interceptors": const LibraryInfo(
-      "_internal/lib/interceptors.dart",
+      "_internal/compiler/js_lib/interceptors.dart",
       category: "Internal",
       documented: false,
       platforms: DART2JS_PLATFORM),
 
   "_foreign_helper": const LibraryInfo(
-      "_internal/lib/foreign_helper.dart",
+      "_internal/compiler/js_lib/foreign_helper.dart",
       category: "Internal",
       documented: false,
       platforms: DART2JS_PLATFORM),
 
   "_isolate_helper": const LibraryInfo(
-      "_internal/lib/isolate_helper.dart",
+      "_internal/compiler/js_lib/isolate_helper.dart",
       category: "Internal",
       documented: false,
       platforms: DART2JS_PLATFORM),
 
   "_js_mirrors": const LibraryInfo(
-      "_internal/lib/js_mirrors.dart",
+      "_internal/compiler/js_lib/js_mirrors.dart",
       category: "Internal",
       documented: false,
       platforms: DART2JS_PLATFORM),
 
   "_js_names": const LibraryInfo(
-      "_internal/lib/js_names.dart",
+      "_internal/compiler/js_lib/js_names.dart",
       category: "Internal",
       documented: false,
       platforms: DART2JS_PLATFORM),
 
   "_js_primitives": const LibraryInfo(
-      "_internal/lib/js_primitives.dart",
+      "_internal/compiler/js_lib/js_primitives.dart",
       category: "Internal",
       documented: false,
       platforms: DART2JS_PLATFORM),
@@ -200,7 +200,7 @@ const Map<String, LibraryInfo> LIBRARIES = const {
   // TODO(ahe): This library is only for dart2dart, perhaps it should use a
   // different platform.
   "_mirror_helper": const LibraryInfo(
-      "_internal/lib/mirror_helper.dart",
+      "_internal/compiler/js_lib/mirror_helper.dart",
       category: "Internal",
       documented: false,
       platforms: DART2JS_PLATFORM)