Remove no longer needed "svn revert" lines.

They were added after we had to add some local patches for a tricky clang roll
two months ago.  We've done several rolls without local patches since then.

BUG=341352
NOTRY=true

Review URL: https://codereview.chromium.org/292333005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@272342 0039d316-1c4b-4281-b951-d872f2087c98

tools/clang/scripts/update.sh

@@ -219,22 +219,6 @@ if [[ -n "${with_android}" ]] && ! [[ -d "${ANDROID_NDK_DIR}" ]]; then
   exit 1
 fi
 
-# Revert previous temporary patches.
-if [[ -d "${COMPILER_RT_DIR}" ]]; then
-  pushd "${COMPILER_RT_DIR}"
-  svn revert lib/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cc
-  svn revert make/platform/clang_linux.mk
-  popd
-fi
-if [[ -d "${LLVM_DIR}" ]]; then
-  pushd "${LLVM_DIR}"
-  svn revert lib/Target/ARM/MCTargetDesc/ARMMCAsmInfo.cpp
-  svn revert test/CodeGen/ARM/debug-frame-large-stack.ll
-  svn revert test/CodeGen/ARM/debug-frame-vararg.ll
-  svn revert test/CodeGen/ARM/debug-frame.ll
-  popd
-fi
-
 echo Getting LLVM r"${CLANG_REVISION}" in "${LLVM_DIR}"
 if ! svn co --force "${LLVM_REPO_URL}/llvm/trunk@${CLANG_REVISION}" \
                     "${LLVM_DIR}"; then