[doc] Misc fixes

docs/harfbuzz-docs.xml

@@ -111,6 +111,7 @@
       <index id="api-index-full"><title>API Index</title><xi:include href="xml/api-index-full.xml"><xi:fallback /></xi:include></index>
       <index id="deprecated-api-index" role="deprecated"><title>Index of deprecated API</title><xi:include href="xml/api-index-deprecated.xml"><xi:fallback /></xi:include></index>
 
+      <index id="api-index-2-9-0" role="2.9.0"><title>Index of new symbols in 2.9.0</title><xi:include href="xml/api-index-2.9.0.xml"><xi:fallback /></xi:include></index>
       <index id="api-index-2-8-2" role="2.8.2"><title>Index of new symbols in 2.8.2</title><xi:include href="xml/api-index-2.8.2.xml"><xi:fallback /></xi:include></index>
       <index id="api-index-2-7-3" role="2.7.3"><title>Index of new symbols in 2.7.3</title><xi:include href="xml/api-index-2.7.3.xml"><xi:fallback /></xi:include></index>
       <index id="api-index-2-6-8" role="2.6.8"><title>Index of new symbols in 2.6.8</title><xi:include href="xml/api-index-2.6.8.xml"><xi:fallback /></xi:include></index>

docs/harfbuzz-sections.txt

@@ -709,7 +709,7 @@ hb_version_string
 
 <SECTION>
 <FILE>hb-subset</FILE>
-hb_subset_flag_t
+hb_subset_flags_t
 hb_subset_input_t
 hb_subset_input_create_or_fail
 hb_subset_input_reference
@@ -723,7 +723,7 @@ hb_subset_input_namelangid_set
 hb_subset_input_layout_features_set
 hb_subset_input_no_subset_tables_set
 hb_subset_input_drop_tables_set
-hb_subset_input_get_flag
-hb_subset_input_set_flag
+hb_subset_input_get_flags
+hb_subset_input_set_flags
 hb_subset_or_fail
 </SECTION>

src/hb-subset-input.cc

@@ -357,6 +357,8 @@ hb_subset_input_no_subset_tables_set (hb_subset_input_t *input)
  * hb_subset_input_get_flags:
  * @input: a #hb_subset_input_t object.
  *
+ * Gets all of the subsetting flags in the input object.
+ *
  * Return value: the subsetting flags bit field.
  *
  * Since: 2.9.0
@@ -372,8 +374,8 @@ hb_subset_input_get_flags (hb_subset_input_t *input)
  * @input: a #hb_subset_input_t object.
  * @value: bit field of flags
  *
- * Set all of the flags in the input object to the values
- * specified by the bit field.
+ * Sets all of the flags in the input object to the values specified by the bit
+ * field.
  *
  * Since: 2.9.0
  **/