Complete removing Blink gyp files.

.gn

Index: .gn
diff --git a/.gn b/.gn
index 96f2c21183fd37f6b08f5ffbe7b6d8a4864f4de8..20344202aca01c09c64a38ef9746f8a40b2a9f6b 100644
--- a/.gn
+++ b/.gn
@@ -217,7 +217,6 @@ check_targets = [
 #      files and passes them to a script, it will always be correct.
 exec_script_whitelist = [
   "//android_webview/BUILD.gn",
-  "//ash/BUILD.gn",
   "//build/config/BUILD.gn",
   "//build/config/android/config.gni",
   "//build/config/android/internal_rules.gni",
@@ -233,8 +232,6 @@ exec_script_whitelist = [
   "//build/config/sysroot.gni",
   "//build/config/win/BUILD.gn",
   "//build/config/win/visual_studio_version.gni",
-  "//build/gn_helpers.py",
-  "//build/gypi_to_gn.py",
   "//build/toolchain/concurrent_links.gni",
   "//build/toolchain/mac/BUILD.gn",
   "//build/toolchain/nacl/BUILD.gn",
@@ -248,39 +245,23 @@ exec_script_whitelist = [
   "//clank/java/BUILD.gn",
   "//clank/native/BUILD.gn",
 
-  "//content/browser/browser.gni",
-  "//content/public/android/BUILD.gn",
-  "//content/test/BUILD.gn",
   "//jingle/BUILD.gn",
   "//net/BUILD.gn",
-  "//printing/BUILD.gn",
   "//remoting/host/BUILD.gn",
-  "//remoting/remoting_srcs.gni",
   "//remoting/remoting_version.gni",
-  "//third_party/android_platform/BUILD.gn",
   "//third_party/angle/BUILD.gn",
   "//third_party/angle/src/tests/BUILD.gn",
   "//third_party/angle/src/vulkan_support/BUILD.gn",
-  "//third_party/boringssl/BUILD.gn",
   "//third_party/catapult/tracing/BUILD.gn",
-  "//third_party/cld_2/BUILD.gn",
   "//third_party/google_input_tools/inputview.gni",
-  "//third_party/harfbuzz-ng/BUILD.gn",
-  "//third_party/libaddressinput/BUILD.gn",
-  "//third_party/openh264/BUILD.gn",
   "//third_party/skia/gn/shared_sources.gni",
-  "//third_party/WebKit/Source/bindings/bindings.gni",
-  "//third_party/WebKit/Source/bindings/scripts/scripts.gni",
-  "//third_party/WebKit/Source/config.gni",
-  "//third_party/WebKit/Source/core/core.gni",
-  "//third_party/WebKit/Source/modules/modules.gni",
-  "//third_party/WebKit/Source/web/BUILD.gn",
-  "//tools/gn/BUILD.gn",
-  "//ui/accessibility/BUILD.gn",
-  "//ui/gfx/BUILD.gn",
   "//v8/test/cctest/BUILD.gn",
   "//v8/test/unittests/BUILD.gn",
 
+  # CLD2 should be removed soon, delete this when we do.
+  "//third_party/cld_2/BUILD.gn",
+
   # Not gypi-to-gn.
   "//google_apis/BUILD.gn",
+  "//printing/BUILD.gn",
 ]