Revert of Add OpenTypeCapsSupport class

third_party/WebKit/Source/platform/fonts/opentype/OpenTypeCapsSupportMPL.cpp

Index: third_party/WebKit/Source/platform/fonts/opentype/OpenTypeCapsSupportMPL.cpp
diff --git a/third_party/WebKit/Source/platform/fonts/opentype/OpenTypeCapsSupportMPL.cpp b/third_party/WebKit/Source/platform/fonts/opentype/OpenTypeCapsSupportMPL.cpp
deleted file mode 100644
index ad979fc07c5dd12332126ac332fb93e459d4eff5..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/platform/fonts/opentype/OpenTypeCapsSupportMPL.cpp
+++ /dev/null
@@ -1,81 +0,0 @@
-/* ***** BEGIN LICENSE BLOCK *****
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- *
- * ***** END LICENSE BLOCK ***** */
-
-#include "platform/fonts/opentype/OpenTypeCapsSupport.h"
-
-#include <hb-ot.h>
-
-namespace blink  {
-
-bool OpenTypeCapsSupport::supportsOpenTypeFeature(
-    hb_script_t script,
-    uint32_t tag) const
-{
-
-    hb_face_t* face = m_harfBuzzFace->face();
-    ASSERT(face);
-
-    ASSERT((tag == HB_TAG('s', 'm', 'c', 'p')
-        || tag == HB_TAG('c', '2', 's', 'c')
-        || tag == HB_TAG('p', 'c', 'a', 'p')
-        || tag == HB_TAG('c', '2', 'p', 'c')
-        || tag == HB_TAG('s', 'u', 'p', 's')
-        || tag == HB_TAG('s', 'u', 'b', 's')
-        || tag == HB_TAG('t', 'i', 't', 'l')
-        || tag == HB_TAG('u', 'n', 'i', 'c')
-        || tag == HB_TAG('v', 'e', 'r', 't')));
-
-    bool result = false;
-
-    if (!hb_ot_layout_has_substitution(face))
-        return false;
-
-    // Get the OpenType tag(s) that match this script code
-    const size_t kMaxScriptTags = 4;
-    hb_tag_t scriptTags[kMaxScriptTags] = {
-        HB_TAG_NONE,
-        HB_TAG_NONE,
-        HB_TAG_NONE,
-        HB_TAG_NONE
-    };
-    hb_ot_tags_from_script(static_cast<hb_script_t>(script),
-        &scriptTags[0],
-        &scriptTags[1]);
-
-    // Replace the first remaining NONE with DEFAULT
-    for (size_t i = 0; i < kMaxScriptTags; ++i) {
-        if (scriptTags[i] == HB_TAG_NONE) {
-            scriptTags[i] = HB_OT_TAG_DEFAULT_SCRIPT;
-            break;
-        }
-    }
-
-    // Now check for 'smcp' under the first of those scripts that is present
-    const hb_tag_t kGSUB = HB_TAG('G', 'S', 'U', 'B');
-    for (size_t j = 0; j < kMaxScriptTags; ++j) {
-        if (scriptTags[j] == HB_TAG_NONE)
-            break;
-
-        unsigned scriptIndex;
-        if (hb_ot_layout_table_find_script(face,
-            kGSUB,
-            scriptTags[j],
-            &scriptIndex)) {
-            if (hb_ot_layout_language_find_feature(face, kGSUB,
-                scriptIndex,
-                HB_OT_LAYOUT_DEFAULT_LANGUAGE_INDEX,
-                tag, nullptr)) {
-                result = true;
-            }
-            break;
-        }
-    }
-    return result;
-}
-
-} // namespace blink