crash-reporter: Avoid writing through symlinks.

user_collector.h

Index: user_collector.h
diff --git a/user_collector.h b/user_collector.h
index 2ed8e6f47f0decd2f7936020e0928538cbddda12..109bf0c7205d9f5772557d82e981643242f74254 100644
--- a/user_collector.h
+++ b/user_collector.h
@@ -52,7 +52,6 @@ class UserCollector : public CrashCollector {
   FRIEND_TEST(UserCollectorTest, CopyOffProcFilesBadPath);
   FRIEND_TEST(UserCollectorTest, CopyOffProcFilesBadPid);
   FRIEND_TEST(UserCollectorTest, CopyOffProcFilesOK);
-  FRIEND_TEST(UserCollectorTest, ForkExecAndPipe);
   FRIEND_TEST(UserCollectorTest, GetIdFromStatus);
   FRIEND_TEST(UserCollectorTest, GetProcessPath);
   FRIEND_TEST(UserCollectorTest, GetSymlinkTarget);
@@ -95,8 +94,6 @@ class UserCollector : public CrashCollector {
                                 FilePath *crash_file_path,
                                 bool *out_of_capacity);
   bool CopyStdinToCoreFile(const FilePath &core_path);
-  int ForkExecAndPipe(std::vector<const char *> &arguments,
-                      const char *output_file);
   bool RunCoreToMinidump(const FilePath &core_path,
                          const FilePath &procfs_directory,
                          const FilePath &minidump_path,