Export symbols for ANGLE's libraries on Mac.

ANGLE's libGLESv2.dylib and libEGL.dylib ship with Chrome by default so package so export the symbols for crash reports.

Bug: angleproject:5534
Change-Id: Ide0b9be3a41034fc41d80c3de337b3a92dd66888
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2625407Reviewed-by: Nico Weber <thakis@chromium.org>
Reviewed-by: Robert Sesek <rsesek@chromium.org>
Commit-Queue: Geoff Lang <geofflang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#843021}

chrome/BUILD.gn

@@ -1105,6 +1105,8 @@ if (is_win) {
       "$root_out_dir/$chrome_product_full_name.app/Contents/MacOS/$chrome_product_full_name",
       "$root_out_dir/AlertNotificationService.xpc/Contents/MacOS/AlertNotificationService",
       "$root_out_dir/chrome_crashpad_handler",
+      "$root_out_dir/libEGL.dylib",
+      "$root_out_dir/libGLESv2.dylib",
       "$root_out_dir/libswiftshader_libEGL.dylib",
       "$root_out_dir/libswiftshader_libGLESv2.dylib",
       _framework_binary_path,
@@ -1137,6 +1139,8 @@ if (is_win) {
         ":chrome_framework",
         "//chrome/browser/ui/cocoa/notifications:alert_notification_xpc_service",
         "//components/crash/core/app:chrome_crashpad_handler",
+        "//third_party/angle:libEGL",
+        "//third_party/angle:libGLESv2",
         "//third_party/breakpad:dump_syms",
         "//third_party/swiftshader/src/OpenGL/libEGL:swiftshader_libEGL",
         "//third_party/swiftshader/src/OpenGL/libGLESv2:swiftshader_libGLESv2",
@@ -1159,6 +1163,8 @@ if (is_win) {
         "$root_out_dir/$chrome_framework_name.dSYM",
         "$root_out_dir/$chrome_product_full_name.dSYM",
         "$root_out_dir/chrome_crashpad_handler.dSYM",
+        "$root_out_dir/libEGL.dylib.dSYM",
+        "$root_out_dir/libGLESv2.dylib.dSYM",
         "$root_out_dir/libswiftshader_libEGL.dylib.dSYM",
         "$root_out_dir/libswiftshader_libGLESv2.dylib.dSYM",
       ]
@@ -1168,6 +1174,8 @@ if (is_win) {
         ":chrome_framework",
         "//chrome/browser/ui/cocoa/notifications:alert_notification_xpc_service",
         "//components/crash/core/app:chrome_crashpad_handler",
+        "//third_party/angle:libEGL",
+        "//third_party/angle:libGLESv2",
         "//third_party/swiftshader/src/OpenGL/libEGL:swiftshader_libEGL",
         "//third_party/swiftshader/src/OpenGL/libGLESv2:swiftshader_libGLESv2",
       ]