fix compile error for some chromeos fuzzer

Looks like crrev.com/610236 changes some fuzz-related file in base/test
but these chromeos-specific fuzzers are missed from the refactoring.

TBR=achuith@chromium.org

Bug: 908915
Test: build passes
Change-Id: Ib78c7b1c5bde30ca007c6ae6e13526299be9f9d5
Reviewed-on: https://chromium-review.googlesource.com/c/1351086
Commit-Queue: Jun Mukai <mukai@chromium.org>
Reviewed-by: Achuith Bhandarkar <achuith@chromium.org>
Reviewed-by: Max Moroz <mmoroz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#611414}

chrome/browser/chromeos/smb_client/smb_url_fuzzer.cc

@@ -26,6 +26,6 @@ IcuEnvironment* env = new IcuEnvironment();
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
   base::FuzzedDataProvider fuzzed_data(data, size);
 
-  chromeos::smb_client::SmbUrl url(fuzzed_data.ConsumeRemainingBytes());
+  chromeos::smb_client::SmbUrl url(fuzzed_data.ConsumeRemainingBytesAsString());
   return 0;
 }

chromeos/tools/variable_expander_fuzzer.cc

@@ -20,7 +20,7 @@ Environment* env = new Environment();
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
   base::FuzzedDataProvider data_provider(data, size);
   const std::string machine_name = data_provider.ConsumeRandomLengthString(32);
-  std::string str_to_expand = data_provider.ConsumeRemainingBytes();
+  std::string str_to_expand = data_provider.ConsumeRemainingBytesAsString();
 
   VariableExpander expander({{"machine_name", machine_name}});
   expander.ExpandString(&str_to_expand);