Reland: Compile FreeType with HarfBuzz support

chrome/browser/ui/libgtkui/BUILD.gn

Index: chrome/browser/ui/libgtkui/BUILD.gn
diff --git a/chrome/browser/ui/libgtkui/BUILD.gn b/chrome/browser/ui/libgtkui/BUILD.gn
index 4911b889027327e68e2e856dd05bf8820fd069b7..05e5209a2b81438911af8d82c07a75ca14a09419 100644
--- a/chrome/browser/ui/libgtkui/BUILD.gn
+++ b/chrome/browser/ui/libgtkui/BUILD.gn
@@ -99,13 +99,6 @@ template("libgtkui") {
 
     defines = [ "LIBGTKUI_IMPLEMENTATION" ]
 
-    # GTK pulls pangoft2 as dependency, and pangoft2 depends on harfbuzz.
-    # To avoid missing indirectly referenced harfbuzz symbols from pango,
-    # some hack is required when bundled harfbuzz is used and component build is
-    # disabled.
-    # See crbug.com/462689 for details.
-    all_dependent_configs = [ "//third_party/harfbuzz-ng:pangoft2_link_hack" ]
-
     deps = invoker.deps + [
              "//base",
              "//base:i18n",
@@ -120,6 +113,11 @@ template("libgtkui") {
              "//content/public/browser",
              "//printing",
              "//skia",
+
+             # GTK pulls pangoft2, which requires HarfBuzz symbols. Since we
+             # link our own HarfBuzz, avoid mixing symbols from system HarfBuzz
+             # and own ones, hence the dependency to harfbuzz-ng here.
+             "//third_party/harfbuzz-ng",

[Evan Stade, 2017/05/15 16:40:07]

this looks like something thomasanderson@ knows about, so I defer to him.

              "//ui/aura",
              "//ui/base",
              "//ui/base/ime",