Switch back to the older Clang version

The new version requires new Xcode which in turns requires macOS 10.15.

Change-Id: Ie9b198642832ff1c7eb6c62fdaff38bcaf6ea227
Reviewed-on: https://gn-review.googlesource.com/c/gn/+/10220
Reviewed-by: Dirk Pranke <dpranke@google.com>
diff --git a/infra/recipes/gn.expected/ci_linux.json b/infra/recipes/gn.expected/ci_linux.json
index 4a301f2..3c1a8f4 100644
--- a/infra/recipes/gn.expected/ci_linux.json
+++ b/infra/recipes/gn.expected/ci_linux.json
@@ -64,7 +64,7 @@
       "-root",
       "[START_DIR]/cipd",
       "-ensure-file",
-      "infra/ninja/${platform} version:1.8.2\nfuchsia/third_party/clang/${platform} integration\n@Subdir sysroot\nfuchsia/third_party/sysroot/linux git_revision:c912d089c3d46d8982fdef76a50514cca79b6132",
+      "infra/ninja/${platform} version:1.8.2\nfuchsia/clang/${platform} git_revision:b920a7f65b13237dc4d5b2b836b29a954fff440a\n@Subdir sysroot\nfuchsia/third_party/sysroot/linux git_revision:c912d089c3d46d8982fdef76a50514cca79b6132",
       "-json-output",
       "/path/to/tmp/json"
     ],
@@ -75,8 +75,8 @@
       "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
       "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-integration-----\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"fuchsia/third_party/clang/resolved-platform\"@@@",
+      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-git_revision:b92\", @@@",
+      "@@@STEP_LOG_LINE@json.output@        \"package\": \"fuchsia/clang/resolved-platform\"@@@",
       "@@@STEP_LOG_LINE@json.output@      }, @@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
       "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-version:1.8.2---\", @@@",
diff --git a/infra/recipes/gn.expected/ci_mac.json b/infra/recipes/gn.expected/ci_mac.json
index 707406d..7ed2c89 100644
--- a/infra/recipes/gn.expected/ci_mac.json
+++ b/infra/recipes/gn.expected/ci_mac.json
@@ -64,7 +64,7 @@
       "-root",
       "[START_DIR]/cipd",
       "-ensure-file",
-      "infra/ninja/${platform} version:1.8.2\nfuchsia/third_party/clang/${platform} integration",
+      "infra/ninja/${platform} version:1.8.2\nfuchsia/clang/${platform} git_revision:b920a7f65b13237dc4d5b2b836b29a954fff440a",
       "-json-output",
       "/path/to/tmp/json"
     ],
@@ -75,8 +75,8 @@
       "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
       "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-integration-----\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"fuchsia/third_party/clang/resolved-platform\"@@@",
+      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-git_revision:b92\", @@@",
+      "@@@STEP_LOG_LINE@json.output@        \"package\": \"fuchsia/clang/resolved-platform\"@@@",
       "@@@STEP_LOG_LINE@json.output@      }, @@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
       "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-version:1.8.2---\", @@@",
diff --git a/infra/recipes/gn.expected/cipd_exists.json b/infra/recipes/gn.expected/cipd_exists.json
index 3bc2163..20dc959 100644
--- a/infra/recipes/gn.expected/cipd_exists.json
+++ b/infra/recipes/gn.expected/cipd_exists.json
@@ -64,7 +64,7 @@
       "-root",
       "[START_DIR]/cipd",
       "-ensure-file",
-      "infra/ninja/${platform} version:1.8.2\nfuchsia/third_party/clang/${platform} integration\n@Subdir sysroot\nfuchsia/third_party/sysroot/linux git_revision:c912d089c3d46d8982fdef76a50514cca79b6132",
+      "infra/ninja/${platform} version:1.8.2\nfuchsia/clang/${platform} git_revision:b920a7f65b13237dc4d5b2b836b29a954fff440a\n@Subdir sysroot\nfuchsia/third_party/sysroot/linux git_revision:c912d089c3d46d8982fdef76a50514cca79b6132",
       "-json-output",
       "/path/to/tmp/json"
     ],
@@ -75,8 +75,8 @@
       "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
       "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-integration-----\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"fuchsia/third_party/clang/resolved-platform\"@@@",
+      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-git_revision:b92\", @@@",
+      "@@@STEP_LOG_LINE@json.output@        \"package\": \"fuchsia/clang/resolved-platform\"@@@",
       "@@@STEP_LOG_LINE@json.output@      }, @@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
       "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-version:1.8.2---\", @@@",
diff --git a/infra/recipes/gn.expected/cipd_register.json b/infra/recipes/gn.expected/cipd_register.json
index 2e09f95..1c4d0f9 100644
--- a/infra/recipes/gn.expected/cipd_register.json
+++ b/infra/recipes/gn.expected/cipd_register.json
@@ -64,7 +64,7 @@
       "-root",
       "[START_DIR]/cipd",
       "-ensure-file",
-      "infra/ninja/${platform} version:1.8.2\nfuchsia/third_party/clang/${platform} integration\n@Subdir sysroot\nfuchsia/third_party/sysroot/linux git_revision:c912d089c3d46d8982fdef76a50514cca79b6132",
+      "infra/ninja/${platform} version:1.8.2\nfuchsia/clang/${platform} git_revision:b920a7f65b13237dc4d5b2b836b29a954fff440a\n@Subdir sysroot\nfuchsia/third_party/sysroot/linux git_revision:c912d089c3d46d8982fdef76a50514cca79b6132",
       "-json-output",
       "/path/to/tmp/json"
     ],
@@ -75,8 +75,8 @@
       "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
       "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-integration-----\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"fuchsia/third_party/clang/resolved-platform\"@@@",
+      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-git_revision:b92\", @@@",
+      "@@@STEP_LOG_LINE@json.output@        \"package\": \"fuchsia/clang/resolved-platform\"@@@",
       "@@@STEP_LOG_LINE@json.output@      }, @@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
       "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-version:1.8.2---\", @@@",
diff --git a/infra/recipes/gn.expected/cq_linux.json b/infra/recipes/gn.expected/cq_linux.json
index c51eb29..1dfdf03 100644
--- a/infra/recipes/gn.expected/cq_linux.json
+++ b/infra/recipes/gn.expected/cq_linux.json
@@ -91,7 +91,7 @@
       "-root",
       "[START_DIR]/cipd",
       "-ensure-file",
-      "infra/ninja/${platform} version:1.8.2\nfuchsia/third_party/clang/${platform} integration\n@Subdir sysroot\nfuchsia/third_party/sysroot/linux git_revision:c912d089c3d46d8982fdef76a50514cca79b6132",
+      "infra/ninja/${platform} version:1.8.2\nfuchsia/clang/${platform} git_revision:b920a7f65b13237dc4d5b2b836b29a954fff440a\n@Subdir sysroot\nfuchsia/third_party/sysroot/linux git_revision:c912d089c3d46d8982fdef76a50514cca79b6132",
       "-json-output",
       "/path/to/tmp/json"
     ],
@@ -102,8 +102,8 @@
       "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
       "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-integration-----\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"fuchsia/third_party/clang/resolved-platform\"@@@",
+      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-git_revision:b92\", @@@",
+      "@@@STEP_LOG_LINE@json.output@        \"package\": \"fuchsia/clang/resolved-platform\"@@@",
       "@@@STEP_LOG_LINE@json.output@      }, @@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
       "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-version:1.8.2---\", @@@",
diff --git a/infra/recipes/gn.expected/cq_mac.json b/infra/recipes/gn.expected/cq_mac.json
index 3ae005b..3741621 100644
--- a/infra/recipes/gn.expected/cq_mac.json
+++ b/infra/recipes/gn.expected/cq_mac.json
@@ -91,7 +91,7 @@
       "-root",
       "[START_DIR]/cipd",
       "-ensure-file",
-      "infra/ninja/${platform} version:1.8.2\nfuchsia/third_party/clang/${platform} integration",
+      "infra/ninja/${platform} version:1.8.2\nfuchsia/clang/${platform} git_revision:b920a7f65b13237dc4d5b2b836b29a954fff440a",
       "-json-output",
       "/path/to/tmp/json"
     ],
@@ -102,8 +102,8 @@
       "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
       "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-integration-----\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"fuchsia/third_party/clang/resolved-platform\"@@@",
+      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-git_revision:b92\", @@@",
+      "@@@STEP_LOG_LINE@json.output@        \"package\": \"fuchsia/clang/resolved-platform\"@@@",
       "@@@STEP_LOG_LINE@json.output@      }, @@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
       "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-version:1.8.2---\", @@@",
diff --git a/infra/recipes/gn.py b/infra/recipes/gn.py
index 8110dfa..6080a1f 100644
--- a/infra/recipes/gn.py
+++ b/infra/recipes/gn.py
@@ -58,7 +58,8 @@
     pkgs = api.cipd.EnsureFile()
     pkgs.add_package('infra/ninja/${platform}', 'version:1.8.2')
     if api.platform.is_linux or api.platform.is_mac:
-      pkgs.add_package('fuchsia/third_party/clang/${platform}', 'integration')
+      pkgs.add_package('fuchsia/clang/${platform}',
+                       'git_revision:b920a7f65b13237dc4d5b2b836b29a954fff440a')
     if api.platform.is_linux:
       pkgs.add_package('fuchsia/third_party/sysroot/linux',
                        'git_revision:c912d089c3d46d8982fdef76a50514cca79b6132',