From 1c629b3c28f99f75cfb8c9b65593169e7ebcd85e Mon Sep 17 00:00:00 2001
From: Ankit Jain <radical@gmail.com>
Date: Tue, 3 Jan 2023 18:00:29 +0000
Subject: [PATCH 1/2] [wasm] Revert back to using latest stable versions of
 chrome for testing

---
 eng/testing/ProvisioningVersions.props        | 4 +++-
 src/tasks/WasmBuildTasks/GetChromeVersions.cs | 3 ++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/eng/testing/ProvisioningVersions.props b/eng/testing/ProvisioningVersions.props
index 6a2141e27ccd0..b4b8f8ca1f75f 100644
--- a/eng/testing/ProvisioningVersions.props
+++ b/eng/testing/ProvisioningVersions.props
@@ -39,7 +39,7 @@
 
     Refer to `GetChromeVersions` task in `src/tasks` to see how we find
     these snapshot urls.
-  -->
+
   <PropertyGroup Label="Use specific version of chrome" Condition="$([MSBuild]::IsOSPlatform('linux'))">
     <ChromeVersion>107.0.5304.110</ChromeVersion>
     <ChromeRevision>1047731</ChromeRevision>
@@ -51,6 +51,8 @@
     <_ChromeBaseSnapshotUrl>https://storage.googleapis.com/chromium-browser-snapshots/Win_x64/1047737</_ChromeBaseSnapshotUrl>
   </PropertyGroup>
 
+  -->
+
   <PropertyGroup Condition="'$(BrowserHost)' != 'windows'">
     <FirefoxRevision>108.0.1</FirefoxRevision>
     <FirefoxUrl>https://ftp.mozilla.org/pub/firefox/releases/$(FirefoxRevision)/linux-x86_64/en-US/firefox-$(FirefoxRevision).tar.bz2</FirefoxUrl>
diff --git a/src/tasks/WasmBuildTasks/GetChromeVersions.cs b/src/tasks/WasmBuildTasks/GetChromeVersions.cs
index 81a65abb6bd8a..37d6f214bf81e 100644
--- a/src/tasks/WasmBuildTasks/GetChromeVersions.cs
+++ b/src/tasks/WasmBuildTasks/GetChromeVersions.cs
@@ -103,7 +103,8 @@ private async Task<string> GetChromeUrlsAsync(ChromeVersionSpec version)
 
         throw new LogAsErrorException($"Could not find a chrome snapshot folder under {baseUrl}, " +
                                         $"for branch positions {version.branch_base_position} to " +
-                                        $"{branchPosition}, for version {version.version}.");
+                                        $"{branchPosition}, for version {version.version}. " +
+                                        "A fixed version+url can be set in eng/testing/ProvisioningVersions.props .");
     }
 
     private async Task<ChromeVersionSpec> GetChromeVersionAsync()

From 926a0cd4ac4b09fe24b217d9100e079046178f02 Mon Sep 17 00:00:00 2001
From: Ankit Jain <radical@gmail.com>
Date: Tue, 3 Jan 2023 19:14:03 +0000
Subject: [PATCH 2/2] [wasm] widen the search area for chrome snapshots. They
 seem to be less frequent for windows builds.

---
 src/tasks/WasmBuildTasks/GetChromeVersions.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/tasks/WasmBuildTasks/GetChromeVersions.cs b/src/tasks/WasmBuildTasks/GetChromeVersions.cs
index 37d6f214bf81e..4eb128bb771e6 100644
--- a/src/tasks/WasmBuildTasks/GetChromeVersions.cs
+++ b/src/tasks/WasmBuildTasks/GetChromeVersions.cs
@@ -22,7 +22,7 @@ public class GetChromeVersions : MBU.Task
     private const string s_allJsonUrl = "http://omahaproxy.appspot.com/all.json";
     private const string s_snapshotBaseUrl = $"https://storage.googleapis.com/chromium-browser-snapshots";
     private const int s_versionCheckThresholdDays = 3;
-    private const int s_numBranchPositionsToTry = 30;
+    private const int s_numBranchPositionsToTry = 50;
     private static readonly HttpClient s_httpClient = new();
 
     public string Channel { get; set; } = "stable";