Cleanup include directives

Author: ellismg

src/corefx/System.Globalization.Native/calendarData.cpp

@@ -10,11 +10,6 @@
 #include "locale.hpp"
 #include "holders.h"
 
-#include <unicode/dtfmtsym.h>
-#include <unicode/smpdtfmt.h>
-#include <unicode/dtptngen.h>
-#include <unicode/locdspnm.h>
-
 #define GREGORIAN_NAME "gregorian"
 #define JAPANESE_NAME "japanese"
 #define BUDDHIST_NAME "buddhist"

src/corefx/System.Globalization.Native/holders.h

@@ -3,13 +3,13 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
-#include "unicode/ucal.h"
-#include "unicode/uenum.h"
-#include "unicode/udatpg.h"
-#include "unicode/udat.h"
-#include "unicode/unum.h"
-#include "unicode/uldnames.h"
-#include "unicode/ures.h"
+#include <unicode/ucal.h>
+#include <unicode/uenum.h>
+#include <unicode/udatpg.h>
+#include <unicode/udat.h>
+#include <unicode/unum.h>
+#include <unicode/uldnames.h>
+#include <unicode/ures.h>
 
 // IcuHolder is a template that can manage the lifetime of a raw pointer to ensure that it is cleaned up at the correct
 // time.  The general usage pattern is to aquire some ICU resource via an _open call, then construct a holder using the

src/corefx/System.Globalization.Native/locale.cpp

@@ -10,11 +10,6 @@
 
 #include "locale.hpp"
 
-#include "unicode/dcfmtsym.h" //decimal
-#include "unicode/dtfmtsym.h" //date
-#include "unicode/localpointer.h"
-#include "unicode/ulocdata.h"
-
 int32_t UErrorCodeToBool(UErrorCode status)
 {
     if (U_SUCCESS(status))

src/corefx/System.Globalization.Native/localeNumberData.cpp

@@ -8,15 +8,11 @@
 #include <string.h>
 #include <vector>
 
+#include <unicode/ulocdata.h>
+
 #include "locale.hpp"
 #include "holders.h"
 
-#include "unicode/calendar.h"
-#include "unicode/decimfmt.h"
-#include "unicode/localpointer.h"
-#include "unicode/numfmt.h"
-#include "unicode/ulocdata.h"
-
 // invariant character definitions used by ICU
 #define UCHAR_CURRENCY ((UChar)0x00A4)   // international currency
 #define UCHAR_SPACE ((UChar)0x0020)      // space

src/corefx/System.Globalization.Native/localeStringData.cpp

@@ -11,11 +11,6 @@
 #include "locale.hpp"
 #include "holders.h"
 
-#include "unicode/dcfmtsym.h" //decimal symbols
-#include "unicode/dtfmtsym.h" //date symbols
-#include "unicode/smpdtfmt.h" //date format
-#include "unicode/localpointer.h"
-
 // Enum that corresponds to managed enum CultureData.LocaleStringData.
 // The numeric values of the enum members match their Win32 counterparts.
 enum LocaleStringData : int32_t