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Unified Diff: base/location.h

Issue 1647803004: Move base to DEPS (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 4 years, 11 months ago
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Index: base/location.h
diff --git a/base/location.h b/base/location.h
deleted file mode 100644
index 477dc022273960d87bf2d618f9366ab6efe3d65d..0000000000000000000000000000000000000000
--- a/base/location.h
+++ /dev/null
@@ -1,113 +0,0 @@
-// Copyright (c) 2012 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 BASE_LOCATION_H_
-#define BASE_LOCATION_H_
-
-#include <cassert>
-#include <string>
-
-#include "base/base_export.h"
-#include "base/basictypes.h"
-#include "base/containers/hash_tables.h"
-
-namespace tracked_objects {
-
-// Location provides basic info where of an object was constructed, or was
-// significantly brought to life.
-class BASE_EXPORT Location {
- public:
- // Constructor should be called with a long-lived char*, such as __FILE__.
- // It assumes the provided value will persist as a global constant, and it
- // will not make a copy of it.
- Location(const char* function_name,
- const char* file_name,
- int line_number,
- const void* program_counter);
-
- // Provide a default constructor for easy of debugging.
- Location();
-
- // Copy constructor.
- Location(const Location& other);
-
- // Comparator for hash map insertion.
- // No need to use |function_name_| since the other two fields uniquely
- // identify this location.
- bool operator==(const Location& other) const {
- return line_number_ == other.line_number_ &&
- file_name_ == other.file_name_;
- }
-
- const char* function_name() const { return function_name_; }
- const char* file_name() const { return file_name_; }
- int line_number() const { return line_number_; }
- const void* program_counter() const { return program_counter_; }
-
- std::string ToString() const;
-
- // Hash operator for hash maps.
- struct Hash {
- size_t operator()(const Location& location) const {
- // Compute the hash value using file name pointer and line number.
- // No need to use |function_name_| since the other two fields uniquely
- // identify this location.
-
- // The file name will always be uniquely identified by its pointer since
- // it comes from __FILE__, so no need to check the contents of the string.
- // See the definition of FROM_HERE in location.h, and how it is used
- // elsewhere.
-
- // Due to inconsistent definitions of uint64_t and uintptr_t, casting the
- // file name pointer to a uintptr_t causes a compiler error for some
- // platforms. The solution is to explicitly cast it to a uint64_t.
- return base::HashPair(reinterpret_cast<uint64_t>(location.file_name()),
- location.line_number());
- }
- };
-
- // Translate the some of the state in this instance into a human readable
- // string with HTML characters in the function names escaped, and append that
- // string to |output|. Inclusion of the file_name_ and function_name_ are
- // optional, and controlled by the boolean arguments.
- void Write(bool display_filename, bool display_function_name,
- std::string* output) const;
-
- // Write function_name_ in HTML with '<' and '>' properly encoded.
- void WriteFunctionName(std::string* output) const;
-
- private:
- const char* function_name_;
- const char* file_name_;
- int line_number_;
- const void* program_counter_;
-};
-
-// A "snapshotted" representation of the Location class that can safely be
-// passed across process boundaries.
-struct BASE_EXPORT LocationSnapshot {
- // The default constructor is exposed to support the IPC serialization macros.
- LocationSnapshot();
- explicit LocationSnapshot(const tracked_objects::Location& location);
- ~LocationSnapshot();
-
- std::string file_name;
- std::string function_name;
- int line_number;
-};
-
-BASE_EXPORT const void* GetProgramCounter();
-
-// Define a macro to record the current source location.
-#define FROM_HERE FROM_HERE_WITH_EXPLICIT_FUNCTION(__FUNCTION__)
-
-#define FROM_HERE_WITH_EXPLICIT_FUNCTION(function_name) \
- ::tracked_objects::Location(function_name, \
- __FILE__, \
- __LINE__, \
- ::tracked_objects::GetProgramCounter())
-
-} // namespace tracked_objects
-
-#endif // BASE_LOCATION_H_
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