Merge "Drop String8::std_string" into main am: 9cbae9d75b

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2745821

Change-Id: I8d820356619fe8067c892586087e7d3263b9e8f0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/libutils/include/utils/String16.h b/libutils/include/utils/String16.h
index b48b907..ec2a324 100644
--- a/libutils/include/utils/String16.h
+++ b/libutils/include/utils/String16.h
@@ -56,9 +56,6 @@
     inline  const char16_t*     c_str() const;
     inline  const char16_t*     string() const;
 
-private:
-    static inline std::string   std_string(const String16& str);
-public:
             size_t              size() const;
     inline  bool                empty() const;
 
@@ -249,11 +246,6 @@
     return mString;
 }
 
-inline std::string String16::std_string(const String16& str)
-{
-    return std::string(String8(str).c_str());
-}
-
 inline bool String16::empty() const
 {
     return length() == 0;
diff --git a/libutils/include/utils/String8.h b/libutils/include/utils/String8.h
index ea25c6a..2a3d679 100644
--- a/libutils/include/utils/String8.h
+++ b/libutils/include/utils/String8.h
@@ -58,10 +58,6 @@
     inline  const char*         c_str() const;
     inline  const char*         string() const;
 
-private:
-    static inline std::string   std_string(const String8& str);
-public:
-
     inline  size_t              size() const;
     inline  size_t              bytes() const;
     inline  bool                empty() const;
@@ -239,11 +235,6 @@
     return mString;
 }
 
-inline std::string String8::std_string(const String8& str)
-{
-    return std::string(str.c_str());
-}
-
 inline size_t String8::size() const
 {
     return length();