Revert of Switch to HarfBuzz on Mac and remove CoreText shaper

Source/platform/blink_platform.gyp

Index: Source/platform/blink_platform.gyp
diff --git a/Source/platform/blink_platform.gyp b/Source/platform/blink_platform.gyp
index 48e15018840e2ae348281e4d4dd23b2d27c57176..9f09481cc6a2af1ccd6bbbf9365f321c809a1244 100644
--- a/Source/platform/blink_platform.gyp
+++ b/Source/platform/blink_platform.gyp
@@ -301,16 +301,13 @@
 
           # Use native Mac font code from core.
           ['include', '(fonts/)?mac/[^/]*Font[^/]*\\.(cpp|mm?)$'],
-
-          # TODO(dro): Merge the opentype vertical data files inclusion across all platforms.
-          ['include', 'fonts/opentype/OpenTypeTypes\\.h$'],
-          ['include', 'fonts/opentype/OpenTypeVerticalData\\.(cpp|h)$'],
+          ['include', 'fonts/mac/ComplexText[^/]*\\.(cpp|h)$'],
 
           # Cherry-pick some files that can't be included by broader regexps.
           # Some of these are used instead of Chromium platform files, see
           # the specific exclusions in the "exclude" list below.
           ['include', 'audio/mac/FFTFrameMac\\.cpp$'],
-          ['include', 'fonts/mac/GlyphPageTreeNodeMac\\.cpp$'],
+          ['include', 'fonts/mac/ComplexTextControllerCoreText\\.mm$'],
           ['include', 'mac/ColorMac\\.mm$'],
           ['include', 'mac/BlockExceptions\\.mm$'],
           ['include', 'mac/KillRingMac\\.mm$'],
@@ -333,12 +330,10 @@
           ['exclude', 'fonts/skia/FontCustomPlatformDataSkia\\.cpp$'],
 
           ['exclude', 'fonts/skia/FontCacheSkia\\.cpp$'],
-
-          ['include', 'fonts/skia/SimpleFontDataSkia\\.cpp$'],
+          ['exclude', 'fonts/skia/SimpleFontDataSkia\\.cpp$'],
 
           # Mac uses Harfbuzz.
-          ['include', 'fonts/harfbuzz/FontHarfBuzz\\.cpp$'],
-          ['include', 'fonts/harfbuzz/HarfBuzzFaceCoreText\\.mm$'],
+          ['include', 'fonts/harfbuzz/HarfBuzzFaceCoreText\\.cpp$'],
           ['include', 'fonts/harfbuzz/HarfBuzzFace\\.(cpp|h)$'],
           ['include', 'fonts/harfbuzz/HarfBuzzShaper\\.(cpp|h)$'],