Routing: create BUILD for strategy (#327)

* Resolve conflict

* add bazel for strategy

modules/routing/strategy/BUILD

+load("//tools:cpplint.bzl", "cpplint")
+
+package(default_visibility = ["//visibility:public"])
+
+cc_library(
+    name = "strategy",
+    deps = [
+        ":routing_a_star_strategy",
+    ],
+)
+
+cc_library(
+    name = "routing_a_star_strategy",
+    srcs = [
+        "a_star_strategy.cc",
+    ],
+    hdrs = [
+        "a_star_strategy.h",
+        "strategy.h",
+    ],
+    deps = [
+        "//modules/common/proto:common_proto",
+        "//modules/map/proto:map_proto",
+        "//modules/routing/proto:routing_proto",
+        "//modules/common:common",
+        "//modules/routing/common",
+        "//modules/routing/graph",
+    ],
+)
+
+cpplint()

modules/routing/strategy/a_star_strategy.cc

@@ -80,8 +80,8 @@ void AStarStrategy::clear() {
 
 double AStarStrategy::heuristic_cost(const TopoNode* src_node,
                                      const TopoNode* dest_node) {
-  const ::apollo::hdmap::Point& src_point = src_node->anchor_point();
-  const ::apollo::hdmap::Point& dest_point = dest_node->anchor_point();
+  const ::apollo::common::PointENU& src_point = src_node->anchor_point();
+  const ::apollo::common::PointENU& dest_point = dest_node->anchor_point();
   double distance = sqrt(pow(src_point.x() - dest_point.x(), 2) +
                          pow(src_point.y() - dest_point.y(), 2) +
                          pow(src_point.z() - dest_point.z(), 2));