Move flat geom files so they are named like their provides

src/ol/geom/flat/flip.js

@@ -0,0 +1,33 @@
+goog.provide('ol.geom.flat.flip');
+
+
+/**
+ * @param {Array.<number>} flatCoordinates Flat coordinates.
+ * @param {number} offset Offset.
+ * @param {number} end End.
+ * @param {number} stride Stride.
+ * @param {Array.<number>=} opt_dest Destination.
+ * @param {number=} opt_destOffset Destination offset.
+ * @return {Array.<number>} Flat coordinates.
+ */
+ol.geom.flat.flip.flipXY = function(flatCoordinates, offset, end, stride, opt_dest, opt_destOffset) {
+  var dest, destOffset;
+  if (opt_dest !== undefined) {
+    dest = opt_dest;
+    destOffset = opt_destOffset !== undefined ? opt_destOffset : 0;
+  } else {
+    dest = [];
+    destOffset = 0;
+  }
+  var j = offset;
+  while (j < end) {
+    var x = flatCoordinates[j++];
+    dest[destOffset++] = flatCoordinates[j++];
+    dest[destOffset++] = x;
+    for (var k = 2; k < stride; ++k) {
+      dest[destOffset++] = flatCoordinates[j++];
+    }
+  }
+  dest.length = destOffset;
+  return dest;
+};