[Extensions Bindings] Add a bindings/ subdirectory under renderer

extensions/renderer/api_invocation_errors.h

-// Copyright 2017 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef EXTENSIONS_RENDERER_API_INVOCATION_ERRORS_H_
-#define EXTENSIONS_RENDERER_API_INVOCATION_ERRORS_H_
-
-#include <set>
-#include <string>
-
-#include "base/strings/string_piece.h"
-
-// A collection of error-related strings and utilities for parsing API
-// invocations.
-namespace extensions {
-namespace api_errors {
-
-// Strings for the expected types.
-extern const char kTypeString[];
-extern const char kTypeDouble[];
-extern const char kTypeBoolean[];
-extern const char kTypeInteger[];
-extern const char kTypeObject[];
-extern const char kTypeList[];
-extern const char kTypeBinary[];
-extern const char kTypeFunction[];
-extern const char kTypeUndefined[];
-extern const char kTypeNull[];
-extern const char kTypeAny[];
-
-// Methods to return a formatted string describing an error related to argument
-// parsing.
-std::string InvalidEnumValue(const std::set<std::string>& valid_enums);
-std::string MissingRequiredProperty(const char* property_name);
-std::string UnexpectedProperty(const char* property_name);
-std::string TooFewArrayItems(int minimum, int found);
-std::string TooManyArrayItems(int maximum, int found);
-std::string TooFewStringChars(int minimum, int found);
-std::string TooManyStringChars(int maximum, int found);
-std::string NumberTooSmall(int minimum);
-std::string NumberTooLarge(int maximum);
-std::string InvalidType(const char* expected_type, const char* actual_type);
-std::string NotAnInstance(const char* instance_type);
-std::string InvalidChoice();
-std::string UnserializableValue();
-std::string ScriptThrewError();
-std::string TooManyArguments();
-std::string MissingRequiredArgument(const char* argument_name);
-
-// Returns an message indicating an error was found while parsing a given index
-// in an array.
-std::string IndexError(uint32_t index, const std::string& error);
-
-// Returns a message indicating that an error was found while parsing a given
-// property on an object.
-std::string PropertyError(const char* property_name, const std::string& error);
-
-// Returns a message indicating that an error was found while parsing a given
-// parameter in an API signature.
-std::string ArgumentError(const std::string& parameter_name,
-                          const std::string& error);
-
-// Returns a message indicating that an API method was called with an invalid
-// signature.
-std::string InvocationError(const std::string& method_name,
-                            const std::string& expected_signature,
-                            const std::string& error);
-
-}  // namespace api_errors
-}  // namespace extensions
-
-#endif  // EXTENSIONS_RENDERER_API_INVOCATION_ERRORS_H_