[fuchsia] Disable explicit_sites_filter_browsertest.cc in component builds

The tests fail in component builds because of the way the Safe Search
code is built. Disable the tests in component builds until this can be
resolved.

Bug: 1147231, 1157909
Change-Id: Idac5bb566377d387bd0332d8d32e00bff8c742ed
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2587492Reviewed-by: Sharon Yang <yangsharon@chromium.org>
Commit-Queue: Sharon Yang <yangsharon@chromium.org>
Commit-Queue: David Dorwin <ddorwin@chromium.org>
Auto-Submit: David Dorwin <ddorwin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#836304}

fuchsia/engine/BUILD.gn

@@ -307,7 +307,6 @@ test("web_engine_browsertests") {
     "browser/cast_streaming_browsertest.cc",
     "browser/content_directory_browsertest.cc",
     "browser/context_impl_browsertest.cc",
-    "browser/explicit_sites_filter_browsertest.cc",
     "browser/fake_navigation_policy_provider.cc",
     "browser/fake_navigation_policy_provider.h",
     "browser/fake_semantic_tree.cc",
@@ -322,6 +321,11 @@ test("web_engine_browsertests") {
     "browser/navigation_policy_browsertest.cc",
     "browser/theme_manager_browsertest.cc",
   ]
+
+  # TODO(crbug.com/1157909): Move to the list above when the bug is fixed.
+  if (!is_component_build) {
+    sources += [ "browser/explicit_sites_filter_browsertest.cc" ]
+  }
   defines = [ "HAS_OUT_OF_PROC_TEST_RUNNER" ]
   deps = [
     ":browsertest_core",