Rename variable to not show up in search for "TODO" comments.

components/fontloader/fontloader.cpp

@@ -20,12 +20,12 @@ namespace
     {
         size_t i = 0;
         unsigned long unicode;
-        size_t todo;
+        size_t numbytes;
         unsigned char ch = utf8[i++];
         if (ch <= 0x7F)
         {
             unicode = ch;
-            todo = 0;
+            numbytes = 0;
         }
         else if (ch <= 0xBF)
         {
@@ -34,23 +34,23 @@ namespace
         else if (ch <= 0xDF)
         {
             unicode = ch&0x1F;
-            todo = 1;
+            numbytes = 1;
         }
         else if (ch <= 0xEF)
         {
             unicode = ch&0x0F;
-            todo = 2;
+            numbytes = 2;
         }
         else if (ch <= 0xF7)
         {
             unicode = ch&0x07;
-            todo = 3;
+            numbytes = 3;
         }
         else
         {
             throw std::logic_error("not a UTF-8 string");
         }
-        for (size_t j = 0; j < todo; ++j)
+        for (size_t j = 0; j < numbytes; ++j)
         {
             unsigned char ch = utf8[i++];
             if (ch < 0x80 || ch > 0xBF)