Add a way to send the resource percentage signal to the RC.

chrome/browser/page_load_metrics/observers/resource_tracking_page_load_metrics_observer_unittest.cc

Index: chrome/browser/page_load_metrics/observers/resource_tracking_page_load_metrics_observer_unittest.cc
diff --git a/chrome/browser/page_load_metrics/observers/resource_tracking_page_load_metrics_observer_unittest.cc b/chrome/browser/page_load_metrics/observers/resource_tracking_page_load_metrics_observer_unittest.cc
index 73611a0e1356f36cb57b75fb400145631bba66c3..6239ff99685b3702acbc9e9fe48aca45a581958d 100644
--- a/chrome/browser/page_load_metrics/observers/resource_tracking_page_load_metrics_observer_unittest.cc
+++ b/chrome/browser/page_load_metrics/observers/resource_tracking_page_load_metrics_observer_unittest.cc
@@ -4,7 +4,9 @@
 
 #include "chrome/browser/page_load_metrics/observers/resource_tracking_page_load_metrics_observer.h"
 
+#include "chrome/browser/offline_pages/offliner_user_data.h"
 #include "chrome/browser/page_load_metrics/observers/page_load_metrics_observer_test_harness.h"
+#include "components/offline_pages/core/background/offliner_stub.h"
 
 namespace {
 const char kFakeUrl[] = "http://www.google.com/nothingotseehere.html";
@@ -54,6 +56,12 @@ TEST_F(ResourceTrackingPageLoadMetricsObserverTest, StartAndFinish) {
       content::ResourceType::RESOURCE_TYPE_IMAGE,
   };
 
+  // Add some OfflinerUserData to the web_contents so that our tracker will
+  // be called.
+  offline_pages::OfflinerStub offliner_stub;
+  offline_pages::OfflinerUserData::AddToWebContents(web_contents(),
+                                                    &offliner_stub);
+
   // Start the navigation. This will create the page load tracker and register
   // the observers.
   NavigateAndCommit(GURL(kFakeUrl));
@@ -63,13 +71,13 @@ TEST_F(ResourceTrackingPageLoadMetricsObserverTest, StartAndFinish) {
   SimulateStartedResource(start_info_2);
   SimulateLoadedResource(done_info);
 
-  int64_t started = -1;
-  int64_t completed = -1;
-  EXPECT_NE(nullptr, observer());
-  observer()->GetCountsForTypeForTesting(
-      content::ResourceType::RESOURCE_TYPE_IMAGE, &started, &completed);
-  EXPECT_EQ(2, started);
-  EXPECT_EQ(1, completed);
+  int64_t resource_watcher_started = -1;
+  int64_t resource_watcher_completed = -1;
+  offliner_stub.GetResourcePercentageCounts(
+      offline_pages::Offliner::ResourceDataType::IMAGE,
+      &resource_watcher_started, &resource_watcher_completed);
+  EXPECT_EQ(2, resource_watcher_started);
+  EXPECT_EQ(1, resource_watcher_completed);
 }
 
 }  // namespace page_load_metrics