Change extension icon load errors to warnings

extensions/common/file_util.cc

Index: extensions/common/file_util.cc
diff --git a/extensions/common/file_util.cc b/extensions/common/file_util.cc
index a187378b2a431b6c4b7bc8a5afcae746c6bc5302..a42bdae7c2cad0a29389e920ba8f6ec83488be01 100644
--- a/extensions/common/file_util.cc
+++ b/extensions/common/file_util.cc
@@ -52,18 +52,6 @@ enum SafeInstallationFlag {
 };
 SafeInstallationFlag g_use_safe_installation = DEFAULT;
 
-// Returns true if the given file path exists and is not zero-length.
-bool ValidateFilePath(const base::FilePath& path) {
-  int64 size = 0;
-  if (!base::PathExists(path) ||
-      !base::GetFileSize(path, &size) ||
-      size == 0) {
-    return false;
-  }
-
-  return true;
-}
-
 // Returns true if the extension installation should flush all files and the
 // directory.
 bool UseSafeInstallation() {
@@ -271,6 +259,11 @@ scoped_ptr<base::DictionaryValue> LoadManifest(
   return base::DictionaryValue::From(std::move(root));
 }
 
+bool ValidateFilePath(const base::FilePath& path) {
+  int64 size = 0;
+  return base::PathExists(path) && base::GetFileSize(path, &size) && size != 0;
+}
+
 bool ValidateExtension(const Extension* extension,
                        std::string* error,
                        std::vector<InstallWarning>* warnings) {