Omit "int" when using "unsigned" modifier

Source/platform/text/UnicodeRange.cpp

Index: Source/platform/text/UnicodeRange.cpp
diff --git a/Source/platform/text/UnicodeRange.cpp b/Source/platform/text/UnicodeRange.cpp
index f09cd697a206bc78b2b90f857f57cade2c2f73cf..9892259b75540a24e3bd066c46ce230c1f16aff8 100644
--- a/Source/platform/text/UnicodeRange.cpp
+++ b/Source/platform/text/UnicodeRange.cpp
@@ -427,12 +427,12 @@ static const unsigned char gUnicodeTertiaryRangeTable[cTertiaryTableSize] =
 // there is such a need.
 // For Indic, Southeast Asian scripts and some other scripts between
 // U+0700 and U+16FF, it's extended to the third level.
-unsigned int findCharUnicodeRange(UChar32 ch)
+unsigned findCharUnicodeRange(UChar32 ch)
 {
     if (ch >= 0xFFFF)
         return 0;
 
-    unsigned int range;
+    unsigned range;
 
     //search the first table
     range = gUnicodeSubrangeTable[0][ch >> 12];