Make base::Base64Encode() return void

chrome/browser/extensions/extension_protocols.cc

Index: chrome/browser/extensions/extension_protocols.cc
diff --git a/chrome/browser/extensions/extension_protocols.cc b/chrome/browser/extensions/extension_protocols.cc
index 30a0cf26b4320ba45e792c84c3357b6d7c72fb80..ae0a0fbbdd2f7c64932d6d78a699b79e3c39de48 100644
--- a/chrome/browser/extensions/extension_protocols.cc
+++ b/chrome/browser/extensions/extension_protocols.cc
@@ -86,15 +86,14 @@ net::HttpResponseHeaders* BuildHttpHeaders(
                                           last_modified_time.ToInternalValue());
     hash = base::SHA1HashString(hash);
     std::string etag;
-    if (base::Base64Encode(hash, &etag)) {
-      raw_headers.append(1, '\0');
-      raw_headers.append("ETag: \"");
-      raw_headers.append(etag);
-      raw_headers.append("\"");
-      // Also force revalidation.
-      raw_headers.append(1, '\0');
-      raw_headers.append("cache-control: no-cache");
-    }
+    base::Base64Encode(hash, &etag);
+    raw_headers.append(1, '\0');
+    raw_headers.append("ETag: \"");
+    raw_headers.append(etag);
+    raw_headers.append("\"");
+    // Also force revalidation.
+    raw_headers.append(1, '\0');
+    raw_headers.append("cache-control: no-cache");
   }
 
   raw_headers.append(2, '\0');