[Reland] Post loading tasks on the appropriate WebFrameScheduler's queue

build/config/android/BUILD.gn

Index: build/config/android/BUILD.gn
diff --git a/build/config/android/BUILD.gn b/build/config/android/BUILD.gn
index c743f3903594180bd4ac6a42fd5c8dae18a573de..4cabe117b543d819c26dc62f600d91f1d828af39 100644
--- a/build/config/android/BUILD.gn
+++ b/build/config/android/BUILD.gn
@@ -92,10 +92,11 @@ config("compiler") {
       abi_target = "i686-linux-androideabi"
     } else if (current_cpu == "arm64") {
       # Place holder for arm64 support, not tested.
+      # TODO: Enable clang support for Android Arm64. http://crbug.com/539781
       abi_target = "aarch64-linux-androideabi"
     } else if (current_cpu == "x64") {
       # Place holder for x64 support, not tested.
-      # TODO: Enable clang support for Android x64. http://crbug.com/346626
+      # TODO: Enable clang support for Android x64. http://crbug.com/539781
       abi_target = "x86_64-linux-androideabi"
     } else if (current_cpu == "mipsel") {
       # Place holder for mips support, not tested.