Cosmetic changes to Bazel config files after moving them to the Bazel repo.

Change-Id: Ia1147e2c1132932d7905863774ff91bfd90c49ce
diff --git a/jenkins/jobs/configs/bazel-docker-tests.json b/jenkins/jobs/configs/bazel-docker-tests.json
index cc427aa..fb839c1 100644
--- a/jenkins/jobs/configs/bazel-docker-tests.json
+++ b/jenkins/jobs/configs/bazel-docker-tests.json
@@ -1,3 +1,6 @@
+// DO NOT MODIFY!
+// This file is used only for older tree of Bazel, new tree includes it.
+// Please modify https://github.com/bazelbuild/bazel/blob/master/scripts/ci/bazel-docker-tests.json
 [
     {
         "node": "docker",
diff --git a/jenkins/jobs/configs/bazel-tests.json b/jenkins/jobs/configs/bazel-tests.json
index 4116595..8c7d4b5 100644
--- a/jenkins/jobs/configs/bazel-tests.json
+++ b/jenkins/jobs/configs/bazel-tests.json
@@ -1,11 +1,8 @@
-// This is a relaxed JSON format, you can have comment in it.
-// This is a list of configuration for the bazel-tests job.
+// DO NOT MODIFY!
+// This file is used only for older tree of Bazel, new tree includes it.
+// Please modify https://github.com/bazelbuild/bazel/blob/master/scripts/ci/bazel-tests.json
 [
     {
-        // This is a configuration that have 3 subconfigurations: linux, ubuntu and darwin
-        // A job configuration special keys are:
-        //   node -> indicate a node label to run the configuration on
-        //   variation -> an extra content to the bazel version
         "configurations": [
             {
                 "node": "linux-x86_64",
@@ -16,14 +13,6 @@
                 "variation": ""
             }
         ],
-        // And specify the parameters for these configurations, which can be:
-        //   configure: list of configuration step to run before bazel
-        //   tests: tests to execute, default to ["//..."]
-        //   targets: targets to build, default to ["//..."]
-        //   test_tag_filters: tag to filter test (-noci and -manual are automatically added)
-        //   build_tag_filters: tag to filter target to build
-        //   test_opts: test options
-        //   build_opts: build options
         "parameters": {
             "configure": [
                 "echo >>WORKSPACE",
diff --git a/jenkins/jobs/configs/bootstrap.json b/jenkins/jobs/configs/bootstrap.json
index 2e9c64c..e3921ac 100644
--- a/jenkins/jobs/configs/bootstrap.json
+++ b/jenkins/jobs/configs/bootstrap.json
@@ -1,10 +1,6 @@
-// Configure the nodes to bootstrap bazel on. Possible parameters are:
-//   - archive: list of file to archive as a map of target, new name. %{release_name} string will
-//     be replaced by the release name. An empty list means we do not archive anything
-//     (for non release build).
-//   - stash: list of artifacts to stash (to be released / push but no need to keep it forever)
-//   - targets: list of targets to build, in addition to //src:bazel.
-//   - configure: list of configuration step to run before bazel
+// DO NOT MODIFY!
+// This file is used only for older tree of Bazel, new tree includes it.
+// Please modify https://github.com/bazelbuild/bazel/blob/master/scripts/ci/bootstrap.json
 [
     {
         "node": "linux-x86_64",
@@ -80,7 +76,6 @@
             "opts": ["--define IPHONE_SDK=1"]
         }
     },
-    // TODO(dmarting): windows build zip with "zip -j", add it to //packages
     {
         "variation": "",
         "node": "windows-x86_64",