[Android WebAPK] Add UMA histogram to record error code when install fails pt 2/3

chrome/android/java/src/org/chromium/chrome/browser/metrics/WebApkUma.java

Index: chrome/android/java/src/org/chromium/chrome/browser/metrics/WebApkUma.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/metrics/WebApkUma.java b/chrome/android/java/src/org/chromium/chrome/browser/metrics/WebApkUma.java
index 100e403d9307ed8e4872fe7d15614bbc18ad3feb..75850a2dea08197f32fb3ff39028d4650d668da5 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/metrics/WebApkUma.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/metrics/WebApkUma.java
@@ -95,6 +95,14 @@ public class WebApkUma {
                 "WebApk.Install.GooglePlayInstallResult", result, GOOGLE_PLAY_INSTALL_RESULT_MAX);
     }
 
+    /** Records the error code if installing a WebAPK via Google Play fails. */
+    public static void recordGooglePlayInstallErrorCode(int errorCode) {
+        // Don't use an enumerated histogram as there are > 30 potential error codes. In practice,
+        // a given client will always get the same error code.
+        RecordHistogram.recordSparseSlowlyHistogram(
+                "WebApk.Install.GooglePlayErrorCode", Math.min(errorCode, 1000));
+    }
+
     /**
      * Records whether updating a WebAPK from Google Play succeeded. If not, records the reason
      * that the update failed.