Tidy up, especially BUILD deps. (#214)

Author: g-easy

opencensus/common/internal/BUILD

@@ -54,6 +54,7 @@ cc_library(
     name = "string_vector_hash",
     hdrs = ["string_vector_hash.h"],
     copts = DEFAULT_COPTS,
+    deps = [":hash_mix"],
 )
 
 # Tests

opencensus/common/internal/grpc/BUILD

@@ -40,6 +40,7 @@ cc_test(
     copts = TEST_COPTS,
     deps = [
         ":status",
+        "@com_github_grpc_grpc//:grpc++",
         "@com_google_googletest//:gtest_main",
     ],
 )

opencensus/common/internal/random.cc

@@ -27,7 +27,7 @@ uint64_t Generator::Random64() {
 }
 
 Random* Random::GetRandom() {
-  static Random* global_random = new Random;
+  static auto* const global_random = new Random;
   return global_random;
 }
 

opencensus/common/internal/stats_object.h

@@ -15,9 +15,9 @@
 #ifndef OPENCENSUS_COMMON_INTERNAL_STATS_OBJECT_H_
 #define OPENCENSUS_COMMON_INTERNAL_STATS_OBJECT_H_
 
-#include <math.h>
-#include <stddef.h>
 #include <algorithm>
+#include <cmath>
+#include <cstddef>
 #include <cstdint>
 #include <iostream>
 #include <limits>

opencensus/context/BUILD

@@ -36,6 +36,7 @@ cc_library(
     deps = [
         "//opencensus/tags",
         "//opencensus/trace",
+        "@com_google_absl//absl/strings",
     ],
 )
 

opencensus/stats/BUILD

@@ -27,6 +27,7 @@ cc_library(
         "internal/aggregation_window.h",
         "internal/set_aggregation_window.h",
         "stats.h",
+        "stats_exporter.h",
     ],
     copts = DEFAULT_COPTS,
     visibility = ["//visibility:public"],
@@ -116,6 +117,7 @@ cc_library(
     copts = DEFAULT_COPTS,
     deps = [
         ":core",
+        "//opencensus/tags",
         "@com_google_absl//absl/strings",
         "@com_google_absl//absl/time",
     ],
@@ -201,7 +203,7 @@ cc_test(
         ":core",
         ":recording",
         ":test_utils",
-        "@com_google_absl//absl/types:optional",
+        "//opencensus/tags",
         "@com_google_googletest//:gtest_main",
     ],
 )

opencensus/trace/BUILD

@@ -219,7 +219,7 @@ cc_test(
     copts = TEST_COPTS,
     deps = [
         ":trace",
-        "@com_google_absl//absl/synchronization",
+        "@com_google_absl//absl/strings",
         "@com_google_googletest//:gtest_main",
     ],
 )