Convert base::file_util to use File instead of PlatformFile.

content/browser/fileapi/blob_url_request_job_unittest.cc

Index: content/browser/fileapi/blob_url_request_job_unittest.cc
diff --git a/content/browser/fileapi/blob_url_request_job_unittest.cc b/content/browser/fileapi/blob_url_request_job_unittest.cc
index a09456b607fa0efefa68e09604a83e1bfac08c5d..fe7d5860912786c1d02b1b6de36f9fabd02cdb34 100644
--- a/content/browser/fileapi/blob_url_request_job_unittest.cc
+++ b/content/browser/fileapi/blob_url_request_job_unittest.cc
@@ -145,7 +145,7 @@ class BlobURLRequestJobTest : public testing::Test {
     ASSERT_EQ(static_cast<int>(arraysize(kTestFileData1) - 1),
               file_util::WriteFile(temp_file1_, kTestFileData1,
                                    arraysize(kTestFileData1) - 1));
-    base::PlatformFileInfo file_info1;
+    base::File::Info file_info1;
     base::GetFileInfo(temp_file1_, &file_info1);
     temp_file_modification_time1_ = file_info1.last_modified;
 
@@ -153,7 +153,7 @@ class BlobURLRequestJobTest : public testing::Test {
     ASSERT_EQ(static_cast<int>(arraysize(kTestFileData2) - 1),
               file_util::WriteFile(temp_file2_, kTestFileData2,
                                    arraysize(kTestFileData2) - 1));
-    base::PlatformFileInfo file_info2;
+    base::File::Info file_info2;
     base::GetFileInfo(temp_file2_, &file_info2);
     temp_file_modification_time2_ = file_info2.last_modified;