[tvOS] Exclude the child_process_bridge dep

Apple tvOS only supports single-process applications,
so this CL removes the child_process_bridge dep in
the content_shell_framework bundle.

Bug: 391914246
Change-Id: I8e20bb178fd1be26fa47490a69358a18afd27f29
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6342554
Reviewed-by: Dave Tapuska <dtapuska@chromium.org>
Commit-Queue: Gyuyoung Kim <gyuyoung@igalia.com>
Cr-Commit-Position: refs/heads/main@{#1430869}

content/app/BUILD.gn

@@ -2,6 +2,7 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
+import("//build/config/apple/mobile_config.gni")
 import("//build/config/chrome_build.gni")
 import("//build/config/features.gni")
 import("//ppapi/buildflags/buildflags.gni")
@@ -52,7 +53,7 @@ if (is_win) {
   ]
 }
 
-if (is_ios) {
+if (is_ios && target_platform != "tvos") {
   content_app_deps += [ "//content/app/ios/appex:child_process_bridge" ]
 }
 

content/shell/BUILD.gn

@@ -694,11 +694,13 @@ if (is_android) {
     deps = [
       ":content_shell_app",
       ":content_shell_lib",
-      "//content/app/ios/appex:child_process_bridge",
       "//content/public/app",
       "//content/public/common",
       "//third_party/icu:icudata",
     ]
+    if (target_platform != "tvos") {
+      deps += [ "//content/app/ios/appex:child_process_bridge" ]
+    }
     info_plist = "app/ios/ios-app.plist"
   }