Revert "Add SkFontMgr implementation for Fuchsia"

This reverts commit 309f1deddf8ef0d5d2ce4f92c3be4c8ecd745b90.

Reason for revert: breaks compile in google3

In file included from third_party/skia/HEAD/src/ports/SkFontMgr_fuchsia.cpp:8:
third_party/skia/HEAD/include/ports/SkFontMgr_fuchsia.h:11:10: fatal error: 'fuchsia/fonts/cpp/fidl.h' file not found
#include <fuchsia/fonts/cpp/fidl.h>
         ^~~~~~~~~~~~~~~~~~~~~~~~~~

Original change's description:
> Add SkFontMgr implementation for Fuchsia
> 
> The new SkFontMgr implementation will be used by Flutter and Chromium on
> Fuchsia.
> 
> Change-Id: Ibd60a622282556e8557058e92fe865857f7024f9
> Reviewed-on: https://skia-review.googlesource.com/c/173800
> Reviewed-by: Ben Wagner <bungeman@google.com>
> Commit-Queue: Mike Klein <mtklein@google.com>

TBR=mtklein@google.com,bungeman@google.com,reed@google.com,sergeyu@chromium.org

Change-Id: Ieae0ba4b07677bee0481c3183c3835091831c477
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/c/175430
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
3 files changed