[Mac/GN] Implement dSYM generation and stripping.

chrome/BUILD.gn

Index: chrome/BUILD.gn
diff --git a/chrome/BUILD.gn b/chrome/BUILD.gn
index 7052c70cef4ce3ff5a6850ecbca5b55526e02ed9..f1cc57182b5b0e7e9a62461a9726cc156195b2ca 100644
--- a/chrome/BUILD.gn
+++ b/chrome/BUILD.gn
@@ -21,6 +21,7 @@ if (is_android) {
 } else if (is_mac) {
   import("//build/compiled_action.gni")
   import("//build/config/mac/rules.gni")
+  import("//build/config/mac/symbols.gni")
   import("//build/mac/tweak_info_plist.gni")
   import("//build/util/branding.gni")
   import("//build/util/version.gni")
@@ -425,6 +426,13 @@ if (is_win) {
       ":chrome_versioned_bundle_data",
       "//chrome/common:version_header",
     ]
+
+    extra_configs = [ "//build/config/mac:dsym" ]
+
+    if (enable_stripping) {
+      ldflags =
+          [ "-Wcrl,strip,-s," + rebase_path("app/app.saves", root_build_dir) ]
+    }
   }
 
   compiled_action("chrome_app_strings") {
@@ -567,6 +575,13 @@ if (is_win) {
       "-rpath",
       "@loader_path/../../../../../../..",
     ]
+
+    extra_configs = [ "//build/config/mac:dsym" ]
+
+    if (enable_stripping) {
+      ldflags +=
+          [ "-Wcrl,strip,-s," + rebase_path("app/app.saves", root_build_dir) ]
+    }
   }
 
   bundle_data("chrome_framework_locales") {
@@ -793,7 +808,11 @@ if (is_win) {
   mac_framework_bundle("chrome_framework") {
     output_name = chrome_framework_name
 
-    configs += [ "//build/config/compiler:wexit_time_destructors" ]
+    configs += [
+      "//build/config/compiler:wexit_time_destructors",
+      "//build/config/mac:dsym",
+      "//build/config/mac:strip_all",
+    ]
 
     info_plist_target = ":chrome_framework_plist"
     extra_substitutions = [