Added a debug info UI for Blimp

blimp/client/feature/navigation_feature_unittest.cc

Index: blimp/client/feature/navigation_feature_unittest.cc
diff --git a/blimp/client/feature/navigation_feature_unittest.cc b/blimp/client/feature/navigation_feature_unittest.cc
index 8a5c0ba692a6496ef659852ae7ef437f3944248d..be97fbcdd7219b0cc223919adc6a904ca59f624c 100644
--- a/blimp/client/feature/navigation_feature_unittest.cc
+++ b/blimp/client/feature/navigation_feature_unittest.cc
@@ -8,9 +8,11 @@
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
+#include "base/message_loop/message_loop.h"
 #include "blimp/client/feature/mock_navigation_feature_delegate.h"
 #include "blimp/common/create_blimp_message.h"
 #include "blimp/common/proto/blimp_message.pb.h"
+#include "blimp/net/blimp_connection_details.h"
 #include "blimp/net/test_common.h"
 #include "net/base/net_errors.h"
 #include "net/base/test_completion_callback.h"
@@ -70,9 +72,28 @@ MATCHER_P(EqualsNavigateReload, tab_id, "") {
          arg.navigation().type() == NavigationMessage::RELOAD;
 }
 
+class MockNetworkActivityObserver : public NetworkActivityObserver {
+ public:
+  MockNetworkActivityObserver() : weak_factory_(this) {}
+
+  void UpdateDebugInfo(int received, int sent, int commits) override {}
+
+  base::WeakPtr<MockNetworkActivityObserver> GetWeakPtr() {
+    return weak_factory_.GetWeakPtr();
+  }
+
+ private:
+  base::WeakPtrFactory<MockNetworkActivityObserver> weak_factory_;
+};
+
 class NavigationFeatureTest : public testing::Test {
  public:
-  NavigationFeatureTest() : out_processor_(nullptr) {}
+  NavigationFeatureTest()
+      : out_processor_(nullptr),
+        feature_(new BlimpConnectionDetails(
+            MockNetworkActivityObserver().GetWeakPtr(),
+            message_loop_.task_runner(),
+            message_loop_.task_runner())) {}
 
   void SetUp() override {
     out_processor_ = new MockBlimpMessageProcessor();
@@ -89,6 +110,8 @@ class NavigationFeatureTest : public testing::Test {
   MockNavigationFeatureDelegate delegate1_;
   MockNavigationFeatureDelegate delegate2_;
 
+  base::MessageLoop message_loop_;
+
   NavigationFeature feature_;
 };