Fix an issue that we didn't clean url request properly.

content/browser/download/download_file_unittest.cc

Index: content/browser/download/download_file_unittest.cc
diff --git a/content/browser/download/download_file_unittest.cc b/content/browser/download/download_file_unittest.cc
index 4bc430e2547808fd7a29f760dd46b037c0849382..6200aaf4b8b7987d3e8beb92a2a9adfd8654db3c 100644
--- a/content/browser/download/download_file_unittest.cc
+++ b/content/browser/download/download_file_unittest.cc
@@ -84,8 +84,11 @@ class MockByteStreamReader : public ByteStreamReader {
 
 class MockDownloadDestinationObserver : public DownloadDestinationObserver {
  public:
-  MOCK_METHOD3(DestinationUpdate, void(
-      int64_t, int64_t, const std::vector<DownloadItem::ReceivedSlice>&));
+  MOCK_METHOD4(DestinationUpdate,
+               void(int64_t,
+                    int64_t,
+                    const std::vector<DownloadItem::ReceivedSlice>&,
+                    const std::unordered_set<int64_t>&));
   void DestinationError(
       DownloadInterruptReason reason,
       int64_t bytes_so_far,
@@ -175,8 +178,10 @@ class DownloadFileTest : public testing::Test {
   ~DownloadFileTest() override {}
 
   void SetUpdateDownloadInfo(
-      int64_t bytes, int64_t bytes_per_sec,
-      const std::vector<DownloadItem::ReceivedSlice>& received_slices) {
+      int64_t bytes,
+      int64_t bytes_per_sec,
+      const std::vector<DownloadItem::ReceivedSlice>& received_slices,
+      const std::unordered_set<int64_t>& streams_to_close) {
     bytes_ = bytes;
     bytes_per_sec_ = bytes_per_sec;
   }
@@ -186,7 +191,7 @@ class DownloadFileTest : public testing::Test {
   }
 
   void SetUp() override {
-    EXPECT_CALL(*(observer_.get()), DestinationUpdate(_, _, _))
+    EXPECT_CALL(*(observer_.get()), DestinationUpdate(_, _, _, _))
         .Times(AnyNumber())
         .WillRepeatedly(Invoke(this, &DownloadFileTest::SetUpdateDownloadInfo));
   }
@@ -346,7 +351,7 @@ class DownloadFileTest : public testing::Test {
                   MockDestinationCompleted(_, expected_hash));
       base::RunLoop().RunUntilIdle();
       ::testing::Mock::VerifyAndClearExpectations(observer_.get());
-      EXPECT_CALL(*(observer_.get()), DestinationUpdate(_, _, _))
+      EXPECT_CALL(*(observer_.get()), DestinationUpdate(_, _, _, _))
           .Times(AnyNumber())
           .WillRepeatedly(
               Invoke(this, &DownloadFileTest::SetUpdateDownloadInfo));