Adds UMA for PrerenderingOffliner request processing result status.

components/offline_pages/background/request_coordinator_unittest.cc

Index: components/offline_pages/background/request_coordinator_unittest.cc
diff --git a/components/offline_pages/background/request_coordinator_unittest.cc b/components/offline_pages/background/request_coordinator_unittest.cc
index 314ea0693beb27552e17d7d0479b5d9816860d6f..b1c88161bf55b87bd9a3f69524c06e5990ea62a0 100644
--- a/components/offline_pages/background/request_coordinator_unittest.cc
+++ b/components/offline_pages/background/request_coordinator_unittest.cc
@@ -84,8 +84,8 @@ class OfflinerStub : public Offliner {
   // Clears the currently processing request, if any.
   void Cancel() override {
     base::ThreadTaskRunnerHandle::Get()->PostTask(
-        FROM_HERE,
-        base::Bind(callback_, request_, Offliner::RequestStatus::CANCELED));
+        FROM_HERE, base::Bind(callback_, request_,
+                              Offliner::RequestStatus::LOAD_CANCELED));
   }
 
   void enable_callback(bool enable) {
@@ -100,7 +100,6 @@ class OfflinerStub : public Offliner {
 
 class OfflinerFactoryStub : public OfflinerFactory {
  public:
-
   OfflinerFactoryStub() : offliner_(nullptr) {}
 
   Offliner* GetOffliner(const OfflinerPolicy* policy) override {
@@ -132,7 +131,7 @@ class RequestCoordinatorTest
     return coordinator_->is_busy();
   }
 
-  void SendRequestToOffliner(SavePageRequest& request) {
+  void SendRequestToOffliner(const SavePageRequest& request) {
     coordinator_->SendRequestToOffliner(request);
   }
 
@@ -335,7 +334,7 @@ TEST_F(RequestCoordinatorTest, OfflinerDoneRequestFailed) {
   // Call the OfflinerDoneCallback to simulate the request failed, wait
   // for callbacks.
   EnableOfflinerCallback(true);
-  SendOfflinerDoneCallback(request, Offliner::RequestStatus::FAILED);
+  SendOfflinerDoneCallback(request, Offliner::RequestStatus::LOAD_FAILED);
   PumpLoop();
 
   // Verify the request is not removed from the queue, and wait for callbacks.
@@ -413,7 +412,7 @@ TEST_F(RequestCoordinatorTest, StartProcessingThenStopProcessingLater) {
 
   // OfflinerDoneCallback will not end up getting called with status SAVED,
   // Since we cancelled the event before it called offliner_->LoadAndSave().
-  EXPECT_EQ(Offliner::RequestStatus::CANCELED, last_offlining_status());
+  EXPECT_EQ(Offliner::RequestStatus::LOAD_CANCELED, last_offlining_status());
 }
 
 }  // namespace offline_pages