merge(3p/absl): subtree merge of Abseil up to e19260f

... notably, this includes Abseil's own StatusOr type, which
conflicted with our implementation (that was taken from TensorFlow).

Change-Id: Ie7d6764b64055caaeb8dc7b6b9d066291e6b538f

third_party/abseil_cpp/absl/base/internal/throw_delegate.cc

@@ -18,6 +18,7 @@
 #include <functional>
 #include <new>
 #include <stdexcept>
+
 #include "absl/base/config.h"
 #include "absl/base/internal/raw_logging.h"
 
@@ -25,83 +26,186 @@ namespace absl {
 ABSL_NAMESPACE_BEGIN
 namespace base_internal {
 
+// NOTE: The various STL exception throwing functions are placed within the
+// #ifdef blocks so the symbols aren't exposed on platforms that don't support
+// them, such as the Android NDK. For example, ANGLE fails to link when building
+// within AOSP without them, since the STL functions don't exist.
 namespace {
+#ifdef ABSL_HAVE_EXCEPTIONS
 template <typename T>
 [[noreturn]] void Throw(const T& error) {
-#ifdef ABSL_HAVE_EXCEPTIONS
   throw error;
-#else
-  ABSL_RAW_LOG(FATAL, "%s", error.what());
-  std::abort();
-#endif
 }
+#endif
 }  // namespace
 
 void ThrowStdLogicError(const std::string& what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::logic_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg.c_str());
+  std::abort();
+#endif
 }
 void ThrowStdLogicError(const char* what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::logic_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg);
+  std::abort();
+#endif
 }
 void ThrowStdInvalidArgument(const std::string& what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::invalid_argument(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg.c_str());
+  std::abort();
+#endif
 }
 void ThrowStdInvalidArgument(const char* what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::invalid_argument(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg);
+  std::abort();
+#endif
 }
 
 void ThrowStdDomainError(const std::string& what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::domain_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg.c_str());
+  std::abort();
+#endif
 }
 void ThrowStdDomainError(const char* what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::domain_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg);
+  std::abort();
+#endif
 }
 
 void ThrowStdLengthError(const std::string& what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::length_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg.c_str());
+  std::abort();
+#endif
 }
 void ThrowStdLengthError(const char* what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::length_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg);
+  std::abort();
+#endif
 }
 
 void ThrowStdOutOfRange(const std::string& what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::out_of_range(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg.c_str());
+  std::abort();
+#endif
 }
 void ThrowStdOutOfRange(const char* what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::out_of_range(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg);
+  std::abort();
+#endif
 }
 
 void ThrowStdRuntimeError(const std::string& what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::runtime_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg.c_str());
+  std::abort();
+#endif
 }
 void ThrowStdRuntimeError(const char* what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::runtime_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg);
+  std::abort();
+#endif
 }
 
 void ThrowStdRangeError(const std::string& what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::range_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg.c_str());
+  std::abort();
+#endif
 }
 void ThrowStdRangeError(const char* what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::range_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg);
+  std::abort();
+#endif
 }
 
 void ThrowStdOverflowError(const std::string& what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::overflow_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg.c_str());
+  std::abort();
+#endif
 }
 void ThrowStdOverflowError(const char* what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::overflow_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg);
+  std::abort();
+#endif
 }
 
 void ThrowStdUnderflowError(const std::string& what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::underflow_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg.c_str());
+  std::abort();
+#endif
 }
 void ThrowStdUnderflowError(const char* what_arg) {
+#ifdef ABSL_HAVE_EXCEPTIONS
   Throw(std::underflow_error(what_arg));
+#else
+  ABSL_RAW_LOG(FATAL, "%s", what_arg);
+  std::abort();
+#endif
 }
 
-void ThrowStdBadFunctionCall() { Throw(std::bad_function_call()); }
+void ThrowStdBadFunctionCall() {
+#ifdef ABSL_HAVE_EXCEPTIONS
+  Throw(std::bad_function_call());
+#else
+  std::abort();
+#endif
+}
 
-void ThrowStdBadAlloc() { Throw(std::bad_alloc()); }
+void ThrowStdBadAlloc() {
+#ifdef ABSL_HAVE_EXCEPTIONS
+  Throw(std::bad_alloc());
+#else
+  std::abort();
+#endif
+}
 
 }  // namespace base_internal
 ABSL_NAMESPACE_END