diff --git a/.kokoro/continuous/dependencies.cfg b/.kokoro/continuous/dependencies.cfg
deleted file mode 100644
index d96a946dd..000000000
--- a/.kokoro/continuous/dependencies.cfg
+++ /dev/null
@@ -1,12 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Configure the docker image for kokoro-trampoline.
-env_vars: {
-  key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-kokoro-resources/java8"
-}
-
-env_vars: {
-  key: "TRAMPOLINE_BUILD_FILE"
-  value: "github/java-firestore/.kokoro/dependencies.sh"
-}
diff --git a/.kokoro/continuous/integration.cfg b/.kokoro/continuous/integration.cfg
deleted file mode 100644
index 3b017fc80..000000000
--- a/.kokoro/continuous/integration.cfg
+++ /dev/null
@@ -1,7 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Configure the docker image for kokoro-trampoline.
-env_vars: {
-  key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-kokoro-resources/java8"
-}
diff --git a/.kokoro/continuous/java11.cfg b/.kokoro/continuous/java11.cfg
deleted file mode 100644
index 709f2b4c7..000000000
--- a/.kokoro/continuous/java11.cfg
+++ /dev/null
@@ -1,7 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Configure the docker image for kokoro-trampoline.
-env_vars: {
-  key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-kokoro-resources/java11"
-}
diff --git a/.kokoro/continuous/java7.cfg b/.kokoro/continuous/java7.cfg
deleted file mode 100644
index cb24f44ee..000000000
--- a/.kokoro/continuous/java7.cfg
+++ /dev/null
@@ -1,7 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Configure the docker image for kokoro-trampoline.
-env_vars: {
-  key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-kokoro-resources/java7"
-}
diff --git a/.kokoro/continuous/java8-osx.cfg b/.kokoro/continuous/java8-osx.cfg
deleted file mode 100644
index a55e9baf4..000000000
--- a/.kokoro/continuous/java8-osx.cfg
+++ /dev/null
@@ -1,3 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-build_file: "java-firestore/.kokoro/build.sh"
diff --git a/.kokoro/continuous/java8-win.cfg b/.kokoro/continuous/java8-win.cfg
deleted file mode 100644
index 7cb02a1c0..000000000
--- a/.kokoro/continuous/java8-win.cfg
+++ /dev/null
@@ -1,3 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-build_file: "java-firestore/.kokoro/build.bat"
diff --git a/.kokoro/continuous/lint.cfg b/.kokoro/continuous/lint.cfg
deleted file mode 100644
index 6d323c8ae..000000000
--- a/.kokoro/continuous/lint.cfg
+++ /dev/null
@@ -1,13 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Configure the docker image for kokoro-trampoline.
-
-env_vars: {
-  key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-kokoro-resources/java8"
-}
-
-env_vars: {
-  key: "JOB_TYPE"
-  value: "lint"
-}
\ No newline at end of file
diff --git a/.kokoro/continuous/propose_release.cfg b/.kokoro/continuous/propose_release.cfg
deleted file mode 100644
index c97ab1055..000000000
--- a/.kokoro/continuous/propose_release.cfg
+++ /dev/null
@@ -1,53 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Build logs will be here
-action {
-  define_artifacts {
-    regex: "**/*sponge_log.xml"
-  }
-}
-
-# Download trampoline resources.
-gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/trampoline"
-
-# Use the trampoline script to run in docker.
-build_file: "java-firestore/.kokoro/trampoline.sh"
-
-# Configure the docker image for kokoro-trampoline.
-env_vars: {
-  key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-kokoro-resources/node:10-user"
-}
-
-env_vars: {
-  key: "TRAMPOLINE_BUILD_FILE"
-  value: "github/java-firestore/.kokoro/continuous/propose_release.sh"
-}
-
-# tokens used by release-please to keep an up-to-date release PR.
-before_action {
-  fetch_keystore {
-    keystore_resource {
-      keystore_config_id: 73713
-      keyname: "github-magic-proxy-key-release-please"
-    }
-  }
-}
-
-before_action {
-  fetch_keystore {
-    keystore_resource {
-      keystore_config_id: 73713
-      keyname: "github-magic-proxy-token-release-please"
-    }
-  }
-}
-
-before_action {
-  fetch_keystore {
-    keystore_resource {
-      keystore_config_id: 73713
-      keyname: "github-magic-proxy-url-release-please"
-    }
-  }
-}
diff --git a/.kokoro/continuous/samples.cfg b/.kokoro/continuous/samples.cfg
deleted file mode 100644
index fa7b493d0..000000000
--- a/.kokoro/continuous/samples.cfg
+++ /dev/null
@@ -1,31 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Configure the docker image for kokoro-trampoline.
-env_vars: {
-  key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-kokoro-resources/java8"
-}
-
-env_vars: {
-  key: "JOB_TYPE"
-  value: "samples"
-}
-
-env_vars: {
-    key: "GCLOUD_PROJECT"
-    value: "gcloud-devel"
-}
-
-env_vars: {
-    key: "GOOGLE_APPLICATION_CREDENTIALS"
-    value: "keystore/73713_java_it_service_account"
-}
-
-before_action {
-  fetch_keystore {
-    keystore_resource {
-      keystore_config_id: 73713
-      keyname: "java_it_service_account"
-    }
-  }
-}
diff --git a/.kokoro/nightly/dependencies.cfg b/.kokoro/nightly/dependencies.cfg
deleted file mode 100644
index d96a946dd..000000000
--- a/.kokoro/nightly/dependencies.cfg
+++ /dev/null
@@ -1,12 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Configure the docker image for kokoro-trampoline.
-env_vars: {
-  key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-kokoro-resources/java8"
-}
-
-env_vars: {
-  key: "TRAMPOLINE_BUILD_FILE"
-  value: "github/java-firestore/.kokoro/dependencies.sh"
-}
diff --git a/.kokoro/nightly/lint.cfg b/.kokoro/nightly/lint.cfg
deleted file mode 100644
index 6d323c8ae..000000000
--- a/.kokoro/nightly/lint.cfg
+++ /dev/null
@@ -1,13 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Configure the docker image for kokoro-trampoline.
-
-env_vars: {
-  key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-kokoro-resources/java8"
-}
-
-env_vars: {
-  key: "JOB_TYPE"
-  value: "lint"
-}
\ No newline at end of file
diff --git a/synth.metadata b/synth.metadata
index a9a3b1aaf..5180d4f99 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-firestore.git",
-        "sha": "03ef755dd164e6f1ec749f3f985b913b5ae23d14"
+        "sha": "39965489cbc836af573e500d57007c88241d7eb6"
       }
     },
     {
@@ -19,7 +19,7 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "dd230c816f88d0141fcd0be83498986287220d1b"
+        "sha": "4530cc6ff080ef8aca258c1ec92c4db10a1bbfb4"
       }
     }
   ],
@@ -58,26 +58,15 @@
     ".kokoro/common.cfg",
     ".kokoro/common.sh",
     ".kokoro/continuous/common.cfg",
-    ".kokoro/continuous/dependencies.cfg",
-    ".kokoro/continuous/integration.cfg",
-    ".kokoro/continuous/java11.cfg",
-    ".kokoro/continuous/java7.cfg",
-    ".kokoro/continuous/java8-osx.cfg",
-    ".kokoro/continuous/java8-win.cfg",
     ".kokoro/continuous/java8.cfg",
-    ".kokoro/continuous/lint.cfg",
-    ".kokoro/continuous/propose_release.cfg",
-    ".kokoro/continuous/samples.cfg",
     ".kokoro/dependencies.sh",
     ".kokoro/linkage-monitor.sh",
     ".kokoro/nightly/common.cfg",
-    ".kokoro/nightly/dependencies.cfg",
     ".kokoro/nightly/java11.cfg",
     ".kokoro/nightly/java7.cfg",
     ".kokoro/nightly/java8-osx.cfg",
     ".kokoro/nightly/java8-win.cfg",
     ".kokoro/nightly/java8.cfg",
-    ".kokoro/nightly/lint.cfg",
     ".kokoro/populate-secrets.sh",
     ".kokoro/presubmit/clirr.cfg",
     ".kokoro/presubmit/common.cfg",