Merge branch 'stable-3.1' into stable-3.2

* stable-3.1:
  Update git submodules
  AccountResolver: limit number of ambiguous accounts in error message
  Update highlightjs to 10.5.0

Change-Id: Ib49b3bb95a606db0d0418d9d2e467aadba330768

java/com/google/gerrit/server/account/AccountResolver.java

@@ -109,7 +109,10 @@ public class AccountResolver {
 
     return result.asList().stream()
         .map(a -> formatForException(result, a))
-        .collect(joining("\n", "Account '" + result.input() + "' is ambiguous:\n", ""));
+        .limit(3)
+        .collect(
+            joining(
+                "\n", "Account '" + result.input() + "' is ambiguous (at most 3 shown):\n", ""));
   }
 
   private static String formatForException(Result result, AccountState state) {

javatests/com/google/gerrit/server/account/AccountResolverTest.java

@@ -269,7 +269,8 @@ public class AccountResolverTest {
             () -> search("foo", searchers, allVisible()).asUnique());
     assertThat(thrown)
         .hasMessageThat()
-        .isEqualTo("Account 'foo' is ambiguous:\n1: Anonymous Name (1)\n2: Anonymous Name (2)");
+        .isEqualTo(
+            "Account 'foo' is ambiguous (at most 3 shown):\n1: Anonymous Name (1)\n2: Anonymous Name (2)");
   }
 
   @Test
@@ -311,7 +312,8 @@ public class AccountResolverTest {
                 .new Result(
                     "foo", ImmutableList.of(newAccount(3), newAccount(1)), ImmutableList.of())))
         .hasMessageThat()
-        .isEqualTo("Account 'foo' is ambiguous:\n1: Anonymous Name (1)\n3: Anonymous Name (3)");
+        .isEqualTo(
+            "Account 'foo' is ambiguous (at most 3 shown):\n1: Anonymous Name (1)\n3: Anonymous Name (3)");
   }
 
   @Test

lib/highlightjs/building.md

@@ -26,27 +26,10 @@ languages included. Build it with the following:
     $>  ln -s ../../highlightjs-closure-templates/soy.js src/languages/soy.js
     $>  mkdir test/detect/soy && ln -s ../../../highlightjs-closure-templates/test/detect/soy/default.txt test/detect/soy/default.txt
     $>  npm install
-    $>  node tools/build.js -n
+    $>  node tools/build.js
 
-The resulting JS file will appear in the "build" directory of the Highlight.js
-repo under the name "highlight.pack.js".
-
-## Minification
-
-Minify the file using closure-compiler using the command below.
-
-    $> wget https://dl.google.com/closure-compiler/compiler-latest.zip
-
-    $> unzip compiler-latest.zip
-
-    $> mv closure-compiler-*.jar closure-compiler.jar
-
-    $>  java -jar ./closure-compiler.jar \
-            --js build/highlight.js \
-            --js_output_file build/highlight.min.js
-
-Copy the header comment that appears on the first line of
-build/highlight.pack.js and add it to the start of build/highlight.min.js.
+The resulting minified JS file will appear in the "build" directory of the Highlight.js
+repo under the name "highlight.min.js".
 
 ## Finish