perception: enable object_pool_test

modules/perception/base/BUILD

@@ -187,6 +187,7 @@ cc_library(
     deps = [
         ":point_cloud",
         ":box",
+        "@eigen",
     ],
 )
 
@@ -212,6 +213,19 @@ cc_library(
     ],
 )
 
+cc_test(
+    name = "object_pool_test",
+    size = "small",
+    srcs = [
+        "object_pool_test.cc",
+    ],
+    deps = [
+        ":object",
+        ":object_pool",
+        "@gtest//:main",
+    ],
+)
+
 cc_library(
     name = "omnidirectional_model",
     hdrs = [

modules/perception/base/impending_collision_edge_test.cc

@@ -38,7 +38,8 @@ TEST_F(ImpendingCollisionEdgeTest, ImpendingCollisionEdges) {
   ImpendingCollisionEdges edges;
 
   edges.timestamp = 1.0;
-  ImpendingCollisionEdgePtr collision_edge_ptr(new ImpendingCollisionEdge());
+  std::shared_ptr<ImpendingCollisionEdge> collision_edge_ptr(
+      new ImpendingCollisionEdge());
   edges.impending_collision_edges.push_back(collision_edge_ptr);
 
   EXPECT_DOUBLE_EQ(edges.timestamp, 1.0);