Fix the failed cases in URLFetcherFileTest on Android.

net/url_request/url_fetcher_impl_unittest.cc

Index: net/url_request/url_fetcher_impl_unittest.cc
diff --git a/net/url_request/url_fetcher_impl_unittest.cc b/net/url_request/url_fetcher_impl_unittest.cc
index a94e8870489f8d40f3b8d64c322adb53d3ece7d1..7f21566d978e18cf9c9988dcaf12ccd1e6c9daf2 100644
--- a/net/url_request/url_fetcher_impl_unittest.cc
+++ b/net/url_request/url_fetcher_impl_unittest.cc
@@ -381,7 +381,12 @@ class URLFetcherMultipleAttemptTest : public URLFetcherTest {
 class URLFetcherFileTest : public URLFetcherTest {
  public:
   URLFetcherFileTest() : take_ownership_of_file_(false),
-                         expected_file_error_(base::PLATFORM_FILE_OK) {}
+                         expected_file_error_(base::PLATFORM_FILE_OK) {
+    PathService::Get(base::DIR_SOURCE_ROOT, &document_root_);
+    document_root_= document_root_.AppendASCII(FILE_PATH_LITERAL("chrome"))
+                                  .AppendASCII(FILE_PATH_LITERAL("test"))
+                                  .AppendASCII(FILE_PATH_LITERAL("data"));
+  }
 
   void CreateFetcherForFile(const GURL& url, const FilePath& file_path);
   void CreateFetcherForTempFile(const GURL& url);
@@ -390,6 +395,7 @@ class URLFetcherFileTest : public URLFetcherTest {
   virtual void OnURLFetchComplete(const URLFetcher* source) OVERRIDE;
 
  protected:
+  FilePath document_root_;
   FilePath expected_file_;
   FilePath file_path_;
 
@@ -1087,7 +1093,7 @@ TEST_F(URLFetcherFileTest, SmallGet) {
 
   // Get a small file.
   static const char kFileToFetch[] = "simple.html";
-  expected_file_ = test_server.document_root().AppendASCII(kFileToFetch);
+  expected_file_ = document_root_.AppendASCII(kFileToFetch);
   CreateFetcherForFile(
       test_server.GetURL(std::string(kTestServerFilePrefix) + kFileToFetch),
       temp_dir.path().AppendASCII(kFileToFetch));
@@ -1110,7 +1116,7 @@ TEST_F(URLFetcherFileTest, LargeGet) {
   // Get a file large enough to require more than one read into
   // URLFetcher::Core's IOBuffer.
   static const char kFileToFetch[] = "animate1.gif";
-  expected_file_ = test_server.document_root().AppendASCII(kFileToFetch);
+  expected_file_ = document_root_.AppendASCII(kFileToFetch);
   CreateFetcherForFile(
       test_server.GetURL(std::string(kTestServerFilePrefix) + kFileToFetch),
       temp_dir.path().AppendASCII(kFileToFetch));
@@ -1129,7 +1135,7 @@ TEST_F(URLFetcherFileTest, CanTakeOwnershipOfFile) {
 
   // Get a small file.
   static const char kFileToFetch[] = "simple.html";
-  expected_file_ = test_server.document_root().AppendASCII(kFileToFetch);
+  expected_file_ = document_root_.AppendASCII(kFileToFetch);
   CreateFetcherForFile(
       test_server.GetURL(std::string(kTestServerFilePrefix) + kFileToFetch),
       temp_dir.path().AppendASCII(kFileToFetch));
@@ -1158,7 +1164,7 @@ TEST_F(URLFetcherFileTest, OverwriteExistingFile) {
   const int data_size = arraysize(kData);
   ASSERT_EQ(file_util::WriteFile(file_path_, kData, data_size), data_size);
   ASSERT_TRUE(file_util::PathExists(file_path_));
-  expected_file_ = test_server.document_root().AppendASCII(kFileToFetch);
+  expected_file_ = document_root_.AppendASCII(kFileToFetch);
   ASSERT_FALSE(file_util::ContentsEqual(file_path_, expected_file_));
 
   // Get a small file.
@@ -1204,7 +1210,7 @@ TEST_F(URLFetcherFileTest, SmallGetToTempFile) {
 
   // Get a small file.
   static const char kFileToFetch[] = "simple.html";
-  expected_file_ = test_server.document_root().AppendASCII(kFileToFetch);
+  expected_file_ = document_root_.AppendASCII(kFileToFetch);
   CreateFetcherForTempFile(
       test_server.GetURL(std::string(kTestServerFilePrefix) + kFileToFetch));
 
@@ -1223,7 +1229,7 @@ TEST_F(URLFetcherFileTest, LargeGetToTempFile) {
   // Get a file large enough to require more than one read into
   // URLFetcher::Core's IOBuffer.
   static const char kFileToFetch[] = "animate1.gif";
-  expected_file_ = test_server.document_root().AppendASCII(kFileToFetch);
+  expected_file_ = document_root_.AppendASCII(kFileToFetch);
   CreateFetcherForTempFile(test_server.GetURL(
       std::string(kTestServerFilePrefix) + kFileToFetch));
 
@@ -1238,7 +1244,7 @@ TEST_F(URLFetcherFileTest, CanTakeOwnershipOfTempFile) {
 
   // Get a small file.
   static const char kFileToFetch[] = "simple.html";
-  expected_file_ = test_server.document_root().AppendASCII(kFileToFetch);
+  expected_file_ = document_root_.AppendASCII(kFileToFetch);
   CreateFetcherForTempFile(test_server.GetURL(
       std::string(kTestServerFilePrefix) + kFileToFetch));