clang/arm: Push -no-integrated-as into the four targets that need it.

third_party/libvpx_new/BUILD.gn

Index: third_party/libvpx_new/BUILD.gn
diff --git a/third_party/libvpx_new/BUILD.gn b/third_party/libvpx_new/BUILD.gn
index 94c8c4b22401afd84dab364da8db26d28df51454..26aff0a04cdce00c4b56cab70950a457305069f4 100644
--- a/third_party/libvpx_new/BUILD.gn
+++ b/third_party/libvpx_new/BUILD.gn
@@ -48,6 +48,17 @@ config("libvpx_config") {
     "//third_party/libvpx_new/source/libvpx",
     "$root_gen_dir/third_party/libvpx_new",  # Provides vpx_rtcd.h.
   ]
+
+  if (current_cpu == "arm" && is_clang) {
+    # TODO(hans) Enable integrated-as (crbug.com/124610).
+    asmflags = [ "-fno-integrated-as" ]
+    if (is_android) {
+      rebased_android_toolchain_root =
+          rebase_path(android_toolchain_root, root_build_dir)
+      # Else /usr/bin/as gets picked up.
+      asmflags += [ "-B${rebased_android_toolchain_root}/bin" ]
+    }
+  }
 }
 
 # gn orders flags on a target before flags from configs. The default config