[API] Remove hb_buffer_clear()

One should use hb_buffer_reset() really.

src/hb-buffer.cc

@@ -230,17 +230,6 @@ hb_buffer_get_language (hb_buffer_t *buffer)
 
 void
 hb_buffer_reset (hb_buffer_t *buffer)
-{
-  hb_buffer_clear (buffer);
-
-  buffer->props = _hb_buffer_nil.props;
-
-  hb_unicode_funcs_destroy (buffer->unicode);
-  buffer->unicode = _hb_buffer_nil.unicode;
-}
-
-void
-hb_buffer_clear (hb_buffer_t *buffer)
 {
   buffer->have_output = FALSE;
   buffer->have_positions = FALSE;
@@ -250,6 +239,11 @@ hb_buffer_clear (hb_buffer_t *buffer)
   buffer->i = 0;
   buffer->out_info = buffer->info;
   buffer->serial = 0;
+
+  buffer->props = _hb_buffer_nil.props;
+
+  hb_unicode_funcs_destroy (buffer->unicode);
+  buffer->unicode = _hb_buffer_nil.unicode;
 }
 
 hb_bool_t

src/hb-buffer.h

@@ -102,10 +102,6 @@ hb_buffer_get_language (hb_buffer_t *buffer);
 void
 hb_buffer_reset (hb_buffer_t *buffer);
 
-/* Clears buffer glyphs, but doesn't touch other buffer attributes. */
-void
-hb_buffer_clear (hb_buffer_t *buffer);
-
 void
 hb_buffer_clear_positions (hb_buffer_t *buffer);
 

test/test-buffer.c

@@ -146,10 +146,6 @@ test_buffer_contents (Fixture *fixture, gconstpointer user_data)
     g_assert_cmphex (glyphs[i].var1.u32,  ==, 0);
     g_assert_cmphex (glyphs[i].var2.u32,  ==, 0);
   }
-
-  hb_buffer_clear (fixture->b);
-  /* XXX Make sure clear() doesn't unset other properties? */
-  g_assert_cmpint (hb_buffer_get_length (fixture->b), ==, 0);
 }
 
 static void