tdf#42949 Fix IWYU warnings in i18npool/

Found with bin/find-unneeded-includes
Only removal proposals are dealt with here.

Change-Id: Ic331c845f0a8f06c4a8f8f79b6f87e26ca7c3a7d
Reviewed-on: https://gerrit.libreoffice.org/72972
Tested-by: Jenkins
Reviewed-by: Michael Stahl <Michael.Stahl@cib.de>

25 files changed, 57 insertions, 71 deletions

diff --git a/i18npool/inc/breakiteratorImpl.hxx b/i18npool/inc/breakiteratorImpl.hxx
index 909b6d138952..38fa40fe80b4 100644
--- a/i18npool/inc/breakiteratorImpl.hxx
+++ b/i18npool/inc/breakiteratorImpl.hxx
@@ -19,21 +19,14 @@
 #ifndef INCLUDED_I18NPOOL_INC_BREAKITERATORIMPL_HXX
 #define INCLUDED_I18NPOOL_INC_BREAKITERATORIMPL_HXX
 
-#include <com/sun/star/lang/XMultiServiceFactory.hpp>
 #include <com/sun/star/lang/XServiceInfo.hpp>
-#include <com/sun/star/beans/PropertyValues.hpp>
 #include <com/sun/star/i18n/XBreakIterator.hpp>
-#include <com/sun/star/i18n/WordType.hpp>
-#include <com/sun/star/i18n/BreakType.hpp>
-#include <com/sun/star/i18n/ScriptType.hpp>
-#include <com/sun/star/i18n/CharacterIteratorMode.hpp>
-#include <com/sun/star/i18n/CharType.hpp>
-#include <com/sun/star/i18n/XLocaleData.hpp>
-#include <com/sun/star/uno/XComponentContext.hpp>
 #include <cppuhelper/implbase.hxx>
 
 #include <vector>
 
+namespace com::sun::star::uno { class XComponentContext; }
+
 namespace i18npool {
 
 
diff --git a/i18npool/inc/breakiterator_th.hxx b/i18npool/inc/breakiterator_th.hxx
index c2f3629d1bc8..16d6cfd15e14 100644
--- a/i18npool/inc/breakiterator_th.hxx
+++ b/i18npool/inc/breakiterator_th.hxx
@@ -20,7 +20,6 @@
 #define INCLUDED_I18NPOOL_INC_BREAKITERATOR_TH_HXX
 
 #include "breakiterator_unicode.hxx"
-#include "xdictionary.hxx"
 
 namespace i18npool {
 
diff --git a/i18npool/inc/breakiterator_unicode.hxx b/i18npool/inc/breakiterator_unicode.hxx
index f34412d0eac4..251c4a982184 100644
--- a/i18npool/inc/breakiterator_unicode.hxx
+++ b/i18npool/inc/breakiterator_unicode.hxx
@@ -21,10 +21,12 @@
 
 #include "breakiteratorImpl.hxx"
 
-#include <unicode/brkiter.h>
+#include <unicode/utext.h>
 #include <memory>
 #include <unordered_map>
 
+namespace icu_63 { class BreakIterator; }
+
 namespace i18npool {
 
 #define LOAD_CHARACTER_BREAKITERATOR    0
diff --git a/i18npool/inc/calendarImpl.hxx b/i18npool/inc/calendarImpl.hxx
index 8d8f0d3afd23..b35decb0f750 100644
--- a/i18npool/inc/calendarImpl.hxx
+++ b/i18npool/inc/calendarImpl.hxx
@@ -20,14 +20,11 @@
 #define INCLUDED_I18NPOOL_INC_CALENDARIMPL_HXX
 
 #include <com/sun/star/i18n/XCalendar4.hpp>
-#include <com/sun/star/i18n/CalendarDisplayCode.hpp>
-#include <com/sun/star/i18n/CalendarFieldIndex.hpp>
-#include <com/sun/star/i18n/CalendarDisplayIndex.hpp>
 #include <cppuhelper/implbase.hxx>
 #include <com/sun/star/lang/XServiceInfo.hpp>
-#include <com/sun/star/uno/XComponentContext.hpp>
 #include <vector>
 
+namespace com::sun::star::uno { class XComponentContext; }
 
 //  class CalendarImpl
 
diff --git a/i18npool/inc/calendar_gregorian.hxx b/i18npool/inc/calendar_gregorian.hxx
index 34befe25e21e..6d343f33f28d 100644
--- a/i18npool/inc/calendar_gregorian.hxx
+++ b/i18npool/inc/calendar_gregorian.hxx
@@ -20,13 +20,15 @@
 #define INCLUDED_I18NPOOL_INC_CALENDAR_GREGORIAN_HXX
 
 #include "calendarImpl.hxx"
-#include "nativenumbersupplier.hxx"
+
+#include <com/sun/star/i18n/CalendarFieldIndex.hpp>
 
 #include <unicode/calendar.h>
 #include <rtl/ref.hxx>
 
 #include <memory>
 
+namespace i18npool { class NativeNumberSupplierService; }
 
 //  class Calendar_gregorian
 
diff --git a/i18npool/inc/cclass_unicode.hxx b/i18npool/inc/cclass_unicode.hxx
index cd77cbea275a..3a702ca9d909 100644
--- a/i18npool/inc/cclass_unicode.hxx
+++ b/i18npool/inc/cclass_unicode.hxx
@@ -19,19 +19,19 @@
 #ifndef INCLUDED_I18NPOOL_INC_CCLASS_UNICODE_HXX
 #define INCLUDED_I18NPOOL_INC_CCLASS_UNICODE_HXX
 
-#include <com/sun/star/i18n/XNativeNumberSupplier.hpp>
 #include <com/sun/star/i18n/XCharacterClassification.hpp>
-#include <com/sun/star/i18n/XLocaleData5.hpp>
 #include <cppuhelper/implbase.hxx>
 #include <com/sun/star/lang/XServiceInfo.hpp>
 
-#include "transliteration_body.hxx"
 #include <o3tl/typed_flags_set.hxx>
 #include <memory>
 
 namespace com { namespace sun { namespace star { namespace uno {
     class XComponentContext;
 } } } }
+namespace com::sun::star::i18n { class XNativeNumberSupplier; }
+namespace com::sun::star::i18n { class XLocaleData5; }
+namespace i18npool { class Transliteration_casemapping; }
 
 
 /// Flag values of table.
diff --git a/i18npool/inc/chaptercollator.hxx b/i18npool/inc/chaptercollator.hxx
index cfc9a9a6cbea..9197c82df8f5 100644
--- a/i18npool/inc/chaptercollator.hxx
+++ b/i18npool/inc/chaptercollator.hxx
@@ -20,7 +20,8 @@
 #define INCLUDED_I18NPOOL_INC_CHAPTERCOLLATOR_HXX
 
 #include "collatorImpl.hxx"
-#include <com/sun/star/i18n/XCharacterClassification.hpp>
+
+namespace com::sun::star::i18n { class XCharacterClassification; }
 
 namespace i18npool {
 
diff --git a/i18npool/inc/characterclassificationImpl.hxx b/i18npool/inc/characterclassificationImpl.hxx
index 078a31b116ba..ec71ad75c7ca 100644
--- a/i18npool/inc/characterclassificationImpl.hxx
+++ b/i18npool/inc/characterclassificationImpl.hxx
@@ -23,9 +23,9 @@
 #include <cppuhelper/implbase.hxx>
 #include <vector>
 #include <memory>
-#include <com/sun/star/i18n/KCharacterType.hpp>
 #include <com/sun/star/lang/XServiceInfo.hpp>
-#include <com/sun/star/uno/XComponentContext.hpp>
+
+namespace com::sun::star::uno { class XComponentContext; }
 
 namespace i18npool {
 
diff --git a/i18npool/inc/collatorImpl.hxx b/i18npool/inc/collatorImpl.hxx
index 0370c6a47124..d56554264ddb 100644
--- a/i18npool/inc/collatorImpl.hxx
+++ b/i18npool/inc/collatorImpl.hxx
@@ -20,17 +20,17 @@
 #define INCLUDED_I18NPOOL_INC_COLLATORIMPL_HXX
 
 #include <com/sun/star/uno/Reference.h>
-#include <com/sun/star/i18n/XLocaleData5.hpp>
 #include <com/sun/star/i18n/XCollator.hpp>
 #include <com/sun/star/lang/Locale.hpp>
-#include <cppuhelper/weak.hxx>
 #include <cppuhelper/implbase.hxx>
 #include <com/sun/star/lang/XServiceInfo.hpp>
-#include <com/sun/star/uno/XComponentContext.hpp>
 
 #include <vector>
 #include <memory>
 
+namespace com::sun::star::i18n { class XLocaleData5; }
+namespace com::sun::star::uno { class XComponentContext; }
+
 namespace i18npool {
 
 //      ----------------------------------------------------
diff --git a/i18npool/inc/defaultnumberingprovider.hxx b/i18npool/inc/defaultnumberingprovider.hxx
index 1320b7e41a73..eb9446c7098b 100644
--- a/i18npool/inc/defaultnumberingprovider.hxx
+++ b/i18npool/inc/defaultnumberingprovider.hxx
@@ -23,14 +23,12 @@
 #include <com/sun/star/text/XNumberingFormatter.hpp>
 #include <com/sun/star/text/XNumberingTypeInfo.hpp>
 #include <com/sun/star/lang/XServiceInfo.hpp>
-#include <com/sun/star/i18n/XTransliteration.hpp>
-#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
 #include <cppuhelper/implbase.hxx>
 #include <rtl/ref.hxx>
 
-#include "transliterationImpl.hxx"
-
-#include <memory>
+namespace com::sun::star::container { class XHierarchicalNameAccess; }
+namespace com::sun::star::uno { class XComponentContext; }
+namespace i18npool { class TransliterationImpl; }
 
 namespace i18npool {
 
diff --git a/i18npool/inc/indexentrysupplier.hxx b/i18npool/inc/indexentrysupplier.hxx
index 088ca721630c..5b711ea7684d 100644
--- a/i18npool/inc/indexentrysupplier.hxx
+++ b/i18npool/inc/indexentrysupplier.hxx
@@ -22,7 +22,8 @@
 #include <com/sun/star/i18n/XExtendedIndexEntrySupplier.hpp>
 #include <cppuhelper/implbase.hxx>
 #include <com/sun/star/lang/XServiceInfo.hpp>
-#include <com/sun/star/uno/XComponentContext.hpp>
+
+namespace com::sun::star::uno { class XComponentContext; }
 
 namespace i18npool {
 
diff --git a/i18npool/inc/indexentrysupplier_common.hxx b/i18npool/inc/indexentrysupplier_common.hxx
index 9eb2044506c4..6870856741a9 100644
--- a/i18npool/inc/indexentrysupplier_common.hxx
+++ b/i18npool/inc/indexentrysupplier_common.hxx
@@ -24,9 +24,9 @@
 #include <cppuhelper/implbase.hxx>
 #include <com/sun/star/lang/XServiceInfo.hpp>
 #include <rtl/ref.hxx>
-#include "collatorImpl.hxx"
 
-#include <memory>
+namespace com::sun::star::uno { class XComponentContext; }
+namespace i18npool { class CollatorImpl; }
 
 namespace i18npool {
 
diff --git a/i18npool/inc/inputsequencechecker.hxx b/i18npool/inc/inputsequencechecker.hxx
index ff7af4d49e3d..1c5f2fbf2c94 100644
--- a/i18npool/inc/inputsequencechecker.hxx
+++ b/i18npool/inc/inputsequencechecker.hxx
@@ -20,14 +20,14 @@
 #define INCLUDED_I18NPOOL_INC_INPUTSEQUENCECHECKER_HXX
 
 #include <cppuhelper/implbase.hxx>
-#include <com/sun/star/lang/XMultiServiceFactory.hpp>
 #include <com/sun/star/lang/XServiceInfo.hpp>
 #include <com/sun/star/i18n/XExtendedInputSequenceChecker.hpp>
-#include <com/sun/star/uno/XComponentContext.hpp>
 
 #include <vector>
 #include <memory>
 
+namespace com::sun::star::uno { class XComponentContext; }
+
 namespace i18npool {
 
 
diff --git a/i18npool/inc/localedata.hxx b/i18npool/inc/localedata.hxx
index 07e6e50ab974..b707ed3596b1 100644
--- a/i18npool/inc/localedata.hxx
+++ b/i18npool/inc/localedata.hxx
@@ -19,24 +19,15 @@
 #ifndef INCLUDED_I18NPOOL_INC_LOCALEDATA_HXX
 #define INCLUDED_I18NPOOL_INC_LOCALEDATA_HXX
 
-#include <com/sun/star/lang/XMultiServiceFactory.hpp>
-
 #include <com/sun/star/i18n/XLocaleData5.hpp>
 
 
 #include <cppuhelper/implbase.hxx>
-#include <cppu/macros.hxx>
-#include <com/sun/star/uno/Reference.h>
 
 #include <com/sun/star/uno/Sequence.h>
 #include <com/sun/star/i18n/Calendar.hpp>
-#include <com/sun/star/i18n/FormatElement.hpp>
-#include <com/sun/star/i18n/Currency.hpp>
-#include <com/sun/star/lang/Locale.hpp>
 #include <com/sun/star/i18n/LocaleDataItem2.hpp>
 #include <com/sun/star/i18n/UnicodeScript.hpp>
-#include <com/sun/star/uno/RuntimeException.hpp>
-#include <com/sun/star/uno/XInterface.hpp>
 #include <rtl/ref.hxx>
 #include <rtl/ustring.hxx>
 #include <vector>
@@ -44,15 +35,15 @@
 #include <osl/module.hxx>
 
 
-#include "defaultnumberingprovider.hxx"
-#include <com/sun/star/style/NumberingType.hpp>
-#include <com/sun/star/beans/PropertyValue.hpp>
-#include <com/sun/star/text/HoriOrientation.hpp>
-
-#include <com/sun/star/uno/Reference.hxx>
-#include <com/sun/star/container/XIndexAccess.hpp>
 #include <com/sun/star/lang/XServiceInfo.hpp>
 
+namespace com::sun::star::beans { struct PropertyValue; }
+namespace com::sun::star::container { class XIndexAccess; }
+namespace com::sun::star::i18n { struct Currency; }
+namespace com::sun::star::i18n { struct Currency2; }
+namespace com::sun::star::i18n { struct FormatElement; }
+namespace com::sun::star::lang { struct Locale; }
+
 struct LocaleDataLookupTableItem;
 
 namespace i18npool {
diff --git a/i18npool/inc/nativenumbersupplier.hxx b/i18npool/inc/nativenumbersupplier.hxx
index 067a590b441a..9bd37854bd70 100644
--- a/i18npool/inc/nativenumbersupplier.hxx
+++ b/i18npool/inc/nativenumbersupplier.hxx
@@ -20,11 +20,11 @@
 #define INCLUDED_I18NPOOL_INC_NATIVENUMBERSUPPLIER_HXX
 
 #include <com/sun/star/i18n/XNativeNumberSupplier2.hpp>
-#include <com/sun/star/i18n/NativeNumberMode.hpp>
 #include <com/sun/star/i18n/NativeNumberXmlAttributes.hpp>
 #include <cppuhelper/implbase.hxx>
 #include <com/sun/star/lang/XServiceInfo.hpp>
-#include <com/sun/star/i18n/CharacterClassification.hpp>
+
+namespace com::sun::star::i18n { class XCharacterClassification; }
 
 namespace i18npool {
 
diff --git a/i18npool/inc/numberformatcode.hxx b/i18npool/inc/numberformatcode.hxx
index 35951c0c3783..8a0c306d5529 100644
--- a/i18npool/inc/numberformatcode.hxx
+++ b/i18npool/inc/numberformatcode.hxx
@@ -20,18 +20,19 @@
 #ifndef INCLUDED_I18NPOOL_INC_NUMBERFORMATCODE_HXX
 #define INCLUDED_I18NPOOL_INC_NUMBERFORMATCODE_HXX
 
-#include <com/sun/star/lang/XMultiServiceFactory.hpp>
 #include <cppuhelper/implbase.hxx>
 
 #include <com/sun/star/i18n/XNumberFormatCode.hpp>
-#include <com/sun/star/i18n/XLocaleData5.hpp>
 #include <com/sun/star/uno/Sequence.hxx>
-#include <com/sun/star/uno/XComponentContext.hpp>
 #include <com/sun/star/lang/XServiceInfo.hpp>
 
 #include <deque>
 #include <utility>
 
+namespace com::sun::star::i18n { class XLocaleData5; }
+namespace com::sun::star::i18n { struct FormatElement; }
+namespace com::sun::star::uno { class XComponentContext; }
+
 class NumberFormatCodeMapper : public cppu::WeakImplHelper
 <
     css::i18n::XNumberFormatCode,
diff --git a/i18npool/inc/ordinalsuffix.hxx b/i18npool/inc/ordinalsuffix.hxx
index 61dd4128a59f..ef7e4a49f932 100644
--- a/i18npool/inc/ordinalsuffix.hxx
+++ b/i18npool/inc/ordinalsuffix.hxx
@@ -23,7 +23,8 @@
 #include <com/sun/star/i18n/XOrdinalSuffix.hpp>
 #include <cppuhelper/implbase.hxx>
 #include <com/sun/star/lang/XServiceInfo.hpp>
-#include <com/sun/star/lang/Locale.hpp>
+
+namespace com::sun::star::lang { struct Locale; }
 
 namespace i18npool {
 
diff --git a/i18npool/inc/textToPronounce_zh.hxx b/i18npool/inc/textToPronounce_zh.hxx
index c311b8955875..931817b9075a 100644
--- a/i18npool/inc/textToPronounce_zh.hxx
+++ b/i18npool/inc/textToPronounce_zh.hxx
@@ -20,7 +20,7 @@
 #define INCLUDED_I18NPOOL_INC_TEXTTOPRONOUNCE_ZH_HXX
 
 #include "transliteration_Ignore.hxx"
-#include "indexentrysupplier_asian.hxx"
+#include <osl/module.hxx>
 
 namespace i18npool {
 
diff --git a/i18npool/inc/textconversion.hxx b/i18npool/inc/textconversion.hxx
index 98e16ca623f2..cff2723615ba 100644
--- a/i18npool/inc/textconversion.hxx
+++ b/i18npool/inc/textconversion.hxx
@@ -19,15 +19,15 @@
 #ifndef INCLUDED_I18NPOOL_INC_TEXTCONVERSION_HXX
 #define INCLUDED_I18NPOOL_INC_TEXTCONVERSION_HXX
 
-#include <com/sun/star/lang/XMultiServiceFactory.hpp>
 #include <com/sun/star/lang/XServiceInfo.hpp>
 #include <com/sun/star/i18n/XExtendedTextConversion.hpp>
-#include <com/sun/star/linguistic2/XConversionDictionary.hpp>
-#include <com/sun/star/linguistic2/XConversionDictionaryList.hpp>
-#include <com/sun/star/uno/XComponentContext.hpp>
 #include <cppuhelper/implbase.hxx>
 #include <osl/module.h>
 
+namespace com::sun::star::linguistic2 { class XConversionDictionary; }
+namespace com::sun::star::linguistic2 { class XConversionDictionaryList; }
+namespace com::sun::star::uno { class XComponentContext; }
+
 namespace i18npool {
 
 
diff --git a/i18npool/inc/textconversionImpl.hxx b/i18npool/inc/textconversionImpl.hxx
index 222e5911dce2..9cd87e8d611c 100644
--- a/i18npool/inc/textconversionImpl.hxx
+++ b/i18npool/inc/textconversionImpl.hxx
@@ -19,12 +19,12 @@
 #ifndef INCLUDED_I18NPOOL_INC_TEXTCONVERSIONIMPL_HXX
 #define INCLUDED_I18NPOOL_INC_TEXTCONVERSIONIMPL_HXX
 
-#include <com/sun/star/lang/XMultiServiceFactory.hpp>
 #include <com/sun/star/lang/XServiceInfo.hpp>
 #include <com/sun/star/i18n/XExtendedTextConversion.hpp>
-#include <com/sun/star/uno/XComponentContext.hpp>
 #include <cppuhelper/implbase.hxx>
 
+namespace com::sun::star::uno { class XComponentContext; }
+
 namespace i18npool {
 
 
diff --git a/i18npool/inc/transliterationImpl.hxx b/i18npool/inc/transliterationImpl.hxx
index 6012d41490d8..21ca033ab4b5 100644
--- a/i18npool/inc/transliterationImpl.hxx
+++ b/i18npool/inc/transliterationImpl.hxx
@@ -19,13 +19,14 @@
 #ifndef INCLUDED_I18NPOOL_INC_TRANSLITERATIONIMPL_HXX
 #define INCLUDED_I18NPOOL_INC_TRANSLITERATIONIMPL_HXX
 
-#include <com/sun/star/i18n/XLocaleData5.hpp>
 #include <com/sun/star/i18n/XExtendedTransliteration.hpp>
 #include <cppuhelper/implbase.hxx>
-#include <com/sun/star/uno/XComponentContext.hpp>
 #include <com/sun/star/lang/XServiceInfo.hpp>
 #include <sal/types.h>
 
+namespace com::sun::star::i18n { class XLocaleData5; }
+namespace com::sun::star::uno { class XComponentContext; }
+
 namespace i18npool {
 
 class TransliterationImpl : public cppu::WeakImplHelper
diff --git a/i18npool/inc/transliteration_Ignore.hxx b/i18npool/inc/transliteration_Ignore.hxx
index 4f46d10131c9..f8b9a554f4b2 100644
--- a/i18npool/inc/transliteration_Ignore.hxx
+++ b/i18npool/inc/transliteration_Ignore.hxx
@@ -20,9 +20,10 @@
 #define INCLUDED_I18NPOOL_INC_TRANSLITERATION_IGNORE_HXX
 
 #include "transliteration_commonclass.hxx"
-#include <i18nutil/oneToOneMapping.hxx>
 #include <unicode/translit.h>
 
+namespace i18nutil { class oneToOneMapping; }
+
 typedef sal_Unicode (*TransFunc)(const sal_Unicode);
 
 namespace i18npool {
diff --git a/i18npool/inc/transliteration_OneToOne.hxx b/i18npool/inc/transliteration_OneToOne.hxx
index ae594e754377..fc45755c9f13 100644
--- a/i18npool/inc/transliteration_OneToOne.hxx
+++ b/i18npool/inc/transliteration_OneToOne.hxx
@@ -20,7 +20,8 @@
 #define INCLUDED_I18NPOOL_INC_TRANSLITERATION_ONETOONE_HXX
 
 #include "transliteration_commonclass.hxx"
-#include <i18nutil/oneToOneMapping.hxx>
+
+namespace i18nutil { class oneToOneMapping; }
 
 namespace i18npool {
 
diff --git a/i18npool/inc/transliteration_commonclass.hxx b/i18npool/inc/transliteration_commonclass.hxx
index 48d6688df36f..5cb7dd24b91e 100644
--- a/i18npool/inc/transliteration_commonclass.hxx
+++ b/i18npool/inc/transliteration_commonclass.hxx
@@ -20,10 +20,8 @@
 #define INCLUDED_I18NPOOL_INC_TRANSLITERATION_COMMONCLASS_HXX
 
 #include <com/sun/star/i18n/XExtendedTransliteration.hpp>
-#include <com/sun/star/i18n/TransliterationType.hpp>
 #include <com/sun/star/lang/XServiceInfo.hpp>
 #include <cppuhelper/implbase.hxx>
-#include <rtl/ustrbuf.h>
 #include <rtl/ustring.hxx>
 
 namespace i18npool {
diff --git a/i18npool/inc/xdictionary.hxx b/i18npool/inc/xdictionary.hxx
index ef279ae051b5..38d5ac72e195 100644
--- a/i18npool/inc/xdictionary.hxx
+++ b/i18npool/inc/xdictionary.hxx
@@ -20,7 +20,6 @@
 #define INCLUDED_I18NPOOL_INC_XDICTIONARY_HXX
 
 #include <sal/types.h>
-#include <osl/module.h>
 
 #include <com/sun/star/i18n/Boundary.hpp>