Roll forward to cl/318932159

Signed-off-by: Alexey Polyudov <apolyudov@google.com>
Change-Id: Ic18f5d83a59deaf81afec14dcf2187b8c70195eb

cpp/platform/impl/shared/file_impl_test.cc

@@ -22,6 +22,7 @@
 #include <unistd.h>
 
 #include "gtest/gtest.h"
+#include "absl/strings/string_view.h"
 
 namespace location {
 namespace nearby {
@@ -35,7 +36,7 @@ class FileImplTest : public ::testing::Test {
     file_ = std::fstream(path_, std::fstream::in | std::fstream::out);
   }
 
-  void WriteToFile(const std::string& text) {
+  void WriteToFile(absl::string_view text) {
     file_ << text;
     file_.flush();
     size_ += text.size();