Resubmit 21609003: Move ExtensionError to extensions/, add error limits

chrome/browser/extensions/error_console/extension_error.h

-// Copyright 2013 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 CHROME_BROWSER_EXTENSIONS_ERROR_CONSOLE_EXTENSION_ERROR_H_
-#define CHROME_BROWSER_EXTENSIONS_ERROR_CONSOLE_EXTENSION_ERROR_H_
-
-#include <string>
-#include <vector>
-
-#include "base/compiler_specific.h"
-#include "base/logging.h"
-#include "base/strings/string16.h"
-
-namespace extensions {
-
-class ExtensionError {
- public:
-  enum Type {
-    MANIFEST_PARSING_ERROR,
-    JAVASCRIPT_RUNTIME_ERROR
-  };
-
-  virtual ~ExtensionError();
-
-  virtual std::string PrintForTest() const;
-
-  Type type() const { return type_; }
-  const base::string16& source() const { return source_; }
-  const base::string16& message() const { return message_; }
-  const std::string& extension_id() const { return extension_id_; }
-  bool from_incognito() const { return from_incognito_; }
-
- protected:
-  ExtensionError(Type type,
-                 bool from_incognito,
-                 const base::string16& source,
-                 const base::string16& message);
-
-  // Which type of error this is.
-  Type type_;
-  // Whether or not the error was caused while incognito.
-  bool from_incognito_;
-  // The source for the error; this can be a script, web page, or manifest file.
-  // This is stored as a string (rather than a url) since it can be a Chrome
-  // script file (e.g., event_bindings.js).
-  base::string16 source_;
-  // The error message itself.
-  base::string16 message_;
-  // The ID of the extension which caused the error. This may be absent, since
-  // we can't always know the id (such as when a manifest fails to parse).
-  std::string extension_id_;
-
-  DISALLOW_COPY_AND_ASSIGN(ExtensionError);
-};
-
-class ManifestParsingError : public ExtensionError {
- public:
-  ManifestParsingError(bool from_incognito,
-                       const base::string16& source,
-                       const base::string16& message,
-                       size_t line_number);
-  virtual ~ManifestParsingError();
-
-  virtual std::string PrintForTest() const OVERRIDE;
-
-  size_t line_number() const { return line_number_; }
- private:
-  size_t line_number_;
-
-  DISALLOW_COPY_AND_ASSIGN(ManifestParsingError);
-};
-
-class JavascriptRuntimeError : public ExtensionError {
- public:
-  struct StackFrame {
-    size_t line_number;
-    size_t column_number;
-    // This is stored as a string (rather than a url) since it can be a
-    // Chrome script file (e.g., event_bindings.js).
-    base::string16 url;
-    base::string16 function;  // optional
-
-    // STL-Required constructor
-    StackFrame();
-
-    StackFrame(size_t frame_line,
-               size_t frame_column,
-               const base::string16& frame_url,
-               const base::string16& frame_function  /* can be empty */);
-
-    ~StackFrame();
-  };
-  typedef std::vector<StackFrame> StackTrace;
-
-  JavascriptRuntimeError(bool from_incognito,
-                         const base::string16& source,
-                         const base::string16& message,
-                         logging::LogSeverity level,
-                         const base::string16& details);
-  virtual ~JavascriptRuntimeError();
-
-  virtual std::string PrintForTest() const OVERRIDE;
-
-  logging::LogSeverity level() const { return level_; }
-  const base::string16& execution_context_url() const {
-      return execution_context_url_;
-  }
-  const StackTrace& stack_trace() const { return stack_trace_; }
- private:
-  // Parse the JSON |details| passed to the error. This includes a stack trace
-  // and an execution context url.
-  void ParseDetails(const base::string16& details);
-  // Try to determine the ID of the extension. This may be obtained through the
-  // reported source, or through the execution context url.
-  void DetermineExtensionID();
-
-  logging::LogSeverity level_;
-  base::string16 execution_context_url_;
-  StackTrace stack_trace_;
-
-  DISALLOW_COPY_AND_ASSIGN(JavascriptRuntimeError);
-};
-
-}  // namespace extensions
-
-#endif  // CHROME_BROWSER_EXTENSIONS_ERROR_CONSOLE_EXTENSION_ERROR_H_