[fuchsia] Migrate prebuilt & C++ library deps to use SDK targets.

Migrate dependencies on SDK-provided prebuilt & C++ libraries to refer
directly to the SDK-provided GN targets, rather than the old Chromium-
generated rules.

TBR=jochen

Bug: 1050703
Change-Id: Ifc200463791e71763d04de3e3cdd394404bdfedb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2059008
Reviewed-by: Wez <[email protected]>
Reviewed-by: Sergey Ulanov <[email protected]>
Commit-Queue: Wez <[email protected]>
Cr-Commit-Position: refs/heads/master@{#742153}
diff --git a/content/browser/BUILD.gn b/content/browser/BUILD.gn
index d43fd23..1556276 100644
--- a/content/browser/BUILD.gn
+++ b/content/browser/BUILD.gn
@@ -2019,7 +2019,7 @@
       "child_process_launcher_helper_fuchsia.cc",
       "speech/tts_fuchsia.cc",
     ]
-    deps += [ "//third_party/fuchsia-sdk/sdk:zx" ]
+    deps += [ "//third_party/fuchsia-sdk/sdk/pkg/zx" ]
   } else if (is_posix) {
     sources += [
       "child_process_launcher_helper_posix.cc",