StartsWith/EndsWith now allow std::string prefixes/suffixes.

Bug: N/A
Test: builds
Change-Id: I010454289a93670e5713f9befa08b8cee0c47804
diff --git a/tests/binder_test.cpp b/tests/binder_test.cpp
index b3a160d..732a19d 100644
--- a/tests/binder_test.cpp
+++ b/tests/binder_test.cpp
@@ -292,8 +292,7 @@
     std::string suffix = StringPrintf(" iif lo uidrange %d-%d %s\n",
             range.getStart(), range.getStop(), action.c_str());
     for (std::string line : rules) {
-        if (android::base::StartsWith(line, prefix.c_str())
-                && android::base::EndsWith(line, suffix.c_str())) {
+        if (android::base::StartsWith(line, prefix) && android::base::EndsWith(line, suffix)) {
             return true;
         }
     }