Automated g4 rollback of changelist 313592154

PiperOrigin-RevId: 320240950
(cherry picked from commit bb1f491)

Author: ymarian

lib/build.gradle

@@ -1,3 +1,5 @@
+import org.gradle.internal.os.OperatingSystem
+
 apply plugin: 'com.android.library'
 apply plugin: 'maven-publish'
 
@@ -168,7 +170,11 @@ task generateApiXml(type: Javadoc) {
 
   doLast {
     // Escape incorrect ampersands in API XML file
-    ["sed", "-i", "''", "s/ & / \\& /g", "lib/${apiName}.xml"].execute()
+    if (OperatingSystem.current().isLinux()) {
+      ["sed", "-i", "s/ & / \\& /g", "lib/${apiName}.xml"].execute()
+    } else {
+      ["sed", "-i", "''", "s/ & / \\& /g", "lib/${apiName}.xml"].execute()
+    }
   }
 }