reformat to break overly long lines

Algorithms/DouglasPeucker.cpp

@@ -38,7 +38,8 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include <algorithm>
 
-namespace {
+namespace
+{
 struct CoordinatePairCalculator
 {
     CoordinatePairCalculator() = delete;
@@ -83,7 +84,8 @@ struct CoordinatePairCalculator
 }
 
 DouglasPeucker::DouglasPeucker()
-    : douglas_peucker_thresholds({512440, // z0
+    : douglas_peucker_thresholds({
+          512440, // z0
           256720, // z1
           122560, // z2
           56780,  // z3