Switch gfx::Range to use uint32_t instead of size_t.

ui/views/examples/multiline_example.cc

Index: ui/views/examples/multiline_example.cc
diff --git a/ui/views/examples/multiline_example.cc b/ui/views/examples/multiline_example.cc
index 5ce1a1bddfb0c773eb9231aa4e50b197107c172c..d01b31e2d910d744ea12a6a3f9f9403892bebfdb 100644
--- a/ui/views/examples/multiline_example.cc
+++ b/ui/views/examples/multiline_example.cc
@@ -25,7 +25,7 @@ namespace examples {
 
 namespace {
 
-gfx::Range ClampRange(gfx::Range range, size_t max) {
+gfx::Range ClampRange(gfx::Range range, uint32_t max) {
   range.set_start(std::min(range.start(), max));
   range.set_end(std::min(range.end(), max));
   return range;