Disable isolated splits in canary

A branch cut is coming up in a few days, so turning off isolated splits
to make sure we have a couple of days with canary in the version it will
ship in for M88. This will be re-enabled after the cut.

Bug: 1126301
Change-Id: I92ba57d2e3e89a6096a5de041289778099dcf80a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2528176Reviewed-by: Andrew Grieve <agrieve@chromium.org>
Commit-Queue: Clark DuVall <cduvall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#825949}

chrome/android/expectations/monochrome_public_bundle.arm64.libs_and_assets.expected

@@ -3,13 +3,8 @@ apk_path=lib/arm64-v8a/libmonochrome.so, compress=False, alignment=4096
 apk_path=lib/armeabi-v7a/libarcore_sdk_c.so, compress=False, alignment=4096
 apk_path=lib/armeabi-v7a/libcrashpad_handler_trampoline.so, compress=False, alignment=4096
 apk_path=lib/armeabi-v7a/libmonochrome.so, compress=False, alignment=4096
-apk_path=lib/armeabi-v7a/libmonochrome_cablev2_authenticator_partition.so, compress=False, alignment=4096
-apk_path=lib/armeabi-v7a/libmonochrome_stack_unwinder_partition.so, compress=False, alignment=4096
-apk_path=lib/armeabi-v7a/libmonochrome_test_dummy_partition.so, compress=False, alignment=4096
-apk_path=lib/armeabi-v7a/libmonochrome_vr_partition.so, compress=False, alignment=4096
 apk_path=assets/chrome_100_percent.pak, compress=False, alignment=4
 apk_path=assets/icudtl.dat, compress=False, alignment=4
-apk_path=assets/icudtl_extra.dat, compress=False, alignment=4
 apk_path=assets/locales/af.pak, compress=False, alignment=4
 apk_path=assets/locales/am.pak, compress=False, alignment=4
 apk_path=assets/locales/ar.pak, compress=False, alignment=4

chrome/android/expectations/trichrome_chrome_bundle.arm64.libs_and_assets.expected

 apk_path=lib/armeabi-v7a/libarcore_sdk_c.so, compress=False, alignment=4096
 apk_path=lib/armeabi-v7a/libchromium_android_linker.so, compress=False, alignment=4096
-apk_path=lib/armeabi-v7a/libmonochrome_cablev2_authenticator_partition.so, compress=False, alignment=4096
-apk_path=lib/armeabi-v7a/libmonochrome_stack_unwinder_partition.so, compress=False, alignment=4096
-apk_path=lib/armeabi-v7a/libmonochrome_test_dummy_partition.so, compress=False, alignment=4096
-apk_path=lib/armeabi-v7a/libmonochrome_vr_partition.so, compress=False, alignment=4096
 apk_path=assets/chrome_100_percent.pak, compress=False, alignment=4
-apk_path=assets/icudtl_extra.dat, compress=False, alignment=4
 apk_path=assets/locales/af.pak, compress=False, alignment=4
 apk_path=assets/locales/am.pak, compress=False, alignment=4
 apk_path=assets/locales/ar.pak, compress=False, alignment=4

chrome/android/modules/buildflags.gni

@@ -13,8 +13,7 @@ declare_args() {
   # other DFMs.
   # TODO(crbug.com/1126301): The binary size tools need to be updated to include
   # DFM code before this can be enabled on stable.
-  enable_chrome_module =
-      android_channel == "default" || android_channel == "canary"
+  enable_chrome_module = false
 
   # Whether to enable DFMs which depend on the chrome DFM. These will be split
   # out of the chrome DFM using DexSplitter.