Revert "write a log file about OpenGL driver"

Caused enduring build breakage on Windows for gallery contents.

This reverts commit c0772f70.

Change-Id: I4cd0d51b5dc88426cfef458e1b889c9d8abf9932

vcl/opengl/win/WinDeviceInfo.cxx

@@ -542,30 +542,6 @@ bool WinOpenGLDeviceInfo::FindBlocklistedDeviceInList()
     return match;
 }
 
-namespace {
-
-OUString getCacheFolder()
-{
-    OUString url("${$BRAND_BASE_DIR/" LIBO_ETC_FOLDER "/" SAL_CONFIGFILE("bootstrap") ":UserInstallation}/cache/");
-    rtl::Bootstrap::expandMacros(url);
-
-    osl::Directory::create(url);
-
-    return url;
-}
-
-OUString aCacheFolder = getCacheFolder();
-
-void writeToLog(SvStream& rStrm, const char* pKey, const OUString rVal)
-{
-    rStrm.WriteCharPtr(pKey);
-    rStrm.WriteCharPtr(": ");
-    rStrm.WriteOString(OUStringToOString(rVal, RTL_TEXTENCODING_UTF8));
-    rStrm.WriteChar('\n');
-}
-
-}
-
 bool WinOpenGLDeviceInfo::isDeviceBlocked()
 {
     SAL_INFO("vcl.opengl", maDriverVersion);
@@ -577,18 +553,6 @@ bool WinOpenGLDeviceInfo::isDeviceBlocked()
     SAL_INFO("vcl.opengl", maDeviceKey);
     SAL_INFO("vcl.opengl", maDeviceString);
 
-    OUString aCacheFile(aCacheFolder + "/opengl_device.log");
-    SvFileStream aOpenGLLogFile(aCacheFile, StreamMode::WRITE);
-
-    writeToLog(aOpenGLLogFile, "DriverVersion", maDriverVersion);
-    writeToLog(aOpenGLLogFile, "DriverDate", maDriverDate);
-    writeToLog(aOpenGLLogFile, "DeviceID", maDeviceID);
-    writeToLog(aOpenGLLogFile, "AdapterVendorID", maAdapterVendorID);
-    writeToLog(aOpenGLLogFile, "AdapterDeviceID", maAdapterDeviceID);
-    writeToLog(aOpenGLLogFile, "AdapterSubsysID", maAdapterSubsysID);
-    writeToLog(aOpenGLLogFile, "DeviceKey", maDeviceKey);
-    writeToLog(aOpenGLLogFile, "DeviceString", maDeviceString);
-
     // Check if the device is blocked from the downloaded blocklist. If not, check
     // the static list after that. This order is used so that we can later escape
     // out of static blocks (i.e. if we were wrong or something was patched, we