Remove a bunch of cruft from //build.

build/tree_truth.sh

Index: build/tree_truth.sh
diff --git a/build/tree_truth.sh b/build/tree_truth.sh
deleted file mode 100755
index 617092dc8a43b859a7c7868af1ced93634020a1f..0000000000000000000000000000000000000000
--- a/build/tree_truth.sh
+++ /dev/null
@@ -1,102 +0,0 @@
-#!/bin/bash
-# Copyright 2013 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-#
-# Script for printing recent commits in a buildbot run.
-
-# Return the sha1 of the given tag.  If not present, return "".
-# $1: path to repo
-# $2: tag name
-tt_sha1_for_tag() {
-  oneline=$(cd $1 && git log -1 $2 --format='%H' 2>/dev/null)
-  if [ $? -eq 0 ] ; then
-    echo $oneline
-  fi
-}
-
-# Return the sha1 of HEAD, or ""
-# $1: path to repo
-tt_sha1_for_head() {
-  ( cd $1 && git log HEAD -n1 --format='%H' | cat )
-}
-
-# For the given repo, set tag to HEAD.
-# $1: path to repo
-# $2: tag name
-tt_tag_head() {
-  ( cd $1 && git tag -f $2 )
-}
-
-# For the given repo, delete the tag.
-# $1: path to repo
-# $2: tag name
-tt_delete_tag() {
-  ( cd $1 && git tag -d $2 )
-}
-
-# For the given repo, set tag to "three commits ago" (for testing).
-# $1: path to repo
-# $2: tag name
-tt_tag_three_ago() {
- local sh=$(cd $1 && git log --pretty=oneline -n 3 | tail -1 | awk '{print $1}')
-  ( cd $1 && git tag -f $2 $sh )
-}
-
-# List the commits between the given tag and HEAD.
-# If the tag does not exist, only list the last few.
-# If the tag is at HEAD, list nothing.
-# Output format has distinct build steps for repos with changes.
-# $1: path to repo
-# $2: tag name
-# $3: simple/short repo name to use for display
-tt_list_commits() {
-  local tag_sha1=$(tt_sha1_for_tag $1 $2)
-  local head_sha1=$(tt_sha1_for_head $1)
-  local display_name=$(echo $3 | sed 's#/#_#g')
-  if [ "${tag_sha1}" = "${head_sha1}" ] ; then
-    return
-  fi
-  if [ "${tag_sha1}" = "" ] ; then
-    echo "@@@BUILD_STEP Recent commits in repo $display_name@@@"
-    echo "NOTE: git tag was not found so we have no baseline."
-    echo "Here are some recent commits, but they may not be new for this build."
-    ( cd $1 && git log -n 10 --stat | cat)
-  else
-    echo "@@@BUILD_STEP New commits in repo $display_name@@@"
-    ( cd $1 && git log -n 500 $2..HEAD --stat | cat)
-  fi
-}
-
-# Clean out the tree truth tags in all repos.  For testing.
-tt_clean_all() {
- for project in $@; do
-   tt_delete_tag $CHROME_SRC/../$project tree_truth
- done
-}
-
-# Print tree truth for all clank repos.
-tt_print_all() {
- for project in $@; do
-   local full_path=$CHROME_SRC/../$project
-   tt_list_commits $full_path tree_truth $project
-   tt_tag_head $full_path tree_truth
- done
-}
-
-# Print a summary of the last 10 commits for each repo.
-tt_brief_summary() {
-  echo "@@@BUILD_STEP Brief summary of recent CLs in every branch@@@"
-  for project in $@; do
-    echo $project:
-    local full_path=$CHROME_SRC/../$project
-    (cd $full_path && git log -n 10 --format="   %H %s   %an, %ad" | cat)
-    echo "================================================================="
-  done
-}
-
-CHROME_SRC=$1
-shift
-PROJECT_LIST=$@
-tt_brief_summary $PROJECT_LIST
-tt_print_all $PROJECT_LIST