IndexedDB: Move unit test files into module's BUILD.gn file

I think this was unblocked by the change in:
https://chromium-review.googlesource.com/c/chromium/src/+/2406233


Change-Id: I28e327c9caa73ada790e10fe71817b204dbf1352
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2469898
Auto-Submit: Joshua Bell <jsbell@chromium.org>
Reviewed-by: enne <enne@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Commit-Queue: Daniel Cheng <dcheng@chromium.org>
Cr-Commit-Position: refs/heads/master@{#817186}

third_party/blink/renderer/modules/BUILD.gn

@@ -299,21 +299,6 @@ source_set("unit_tests") {
     "eventsource/event_source_parser_test.cc",
     "filesystem/dom_file_system_base_test.cc",
     "filesystem/file_writer_test.cc",
-    "indexeddb/idb_factory_test.cc",
-    "indexeddb/idb_key_path_test.cc",
-    "indexeddb/idb_request_test.cc",
-    "indexeddb/idb_test_helper.cc",
-    "indexeddb/idb_transaction_test.cc",
-    "indexeddb/idb_value_wrapping_test.cc",
-    "indexeddb/indexed_db_blink_mojom_traits_test.cc",
-    "indexeddb/mock_web_idb_callbacks.cc",
-    "indexeddb/mock_web_idb_callbacks.h",
-    "indexeddb/mock_web_idb_database.cc",
-    "indexeddb/mock_web_idb_database.h",
-    "indexeddb/mock_web_idb_transaction.cc",
-    "indexeddb/mock_web_idb_transaction.h",
-    "indexeddb/web_idb_cursor_impl_unittest.cc",
-    "indexeddb/web_idb_transaction_impl_unittest.cc",
     "installedapp/installed_app_controller_test.cc",
     "manifest/image_resource_type_converters_test.cc",
     "manifest/manifest_manager_unittest.cc",
@@ -505,6 +490,7 @@ source_set("unit_tests") {
     "//third_party/blink/renderer/modules/file_system_access:unit_tests",
     "//third_party/blink/renderer/modules/gamepad:unit_tests",
     "//third_party/blink/renderer/modules/hid:unit_tests",
+    "//third_party/blink/renderer/modules/indexeddb:unit_tests",
     "//third_party/blink/renderer/modules/mediarecorder:buildflags",
     "//third_party/blink/renderer/modules/mediastream:test_support",
     "//third_party/blink/renderer/modules/peerconnection:test_support",

third_party/blink/renderer/modules/indexeddb/BUILD.gn

@@ -87,3 +87,41 @@ blink_modules_sources("indexeddb") {
 
   public_deps = [ "//third_party/blink/public/mojom:mojom_modules_blink" ]
 }
+
+source_set("unit_tests") {
+  testonly = true
+
+  sources = [
+    "idb_factory_test.cc",
+    "idb_key_path_test.cc",
+    "idb_request_test.cc",
+    "idb_test_helper.cc",
+    "idb_transaction_test.cc",
+    "idb_value_wrapping_test.cc",
+    "indexed_db_blink_mojom_traits_test.cc",
+    "mock_web_idb_callbacks.cc",
+    "mock_web_idb_callbacks.h",
+    "mock_web_idb_database.cc",
+    "mock_web_idb_database.h",
+    "mock_web_idb_transaction.cc",
+    "mock_web_idb_transaction.h",
+    "web_idb_cursor_impl_unittest.cc",
+    "web_idb_transaction_impl_unittest.cc",
+  ]
+
+  configs += [
+    "//third_party/blink/renderer:config",
+    "//third_party/blink/renderer:inside_blink",
+    "//third_party/blink/renderer/core:blink_core_pch",
+  ]
+
+  deps = [
+    "//testing/gmock",
+    "//testing/gtest",
+    "//third_party/blink/public:test_headers",
+    "//third_party/blink/renderer/controller:blink_bindings_test_sources",
+    "//third_party/blink/renderer/core:testing",
+    "//third_party/blink/renderer/modules:modules",
+    "//third_party/blink/renderer/platform:test_support",
+  ]
+}