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diff --git a/toolkit/crashreporter/google-breakpad/src/client/linux/minidump_writer/proc_cpuinfo_reader.h b/toolkit/crashreporter/google-breakpad/src/client/linux/minidump_writer/proc_cpuinfo_reader.h
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--- a/toolkit/crashreporter/google-breakpad/src/client/linux/minidump_writer/proc_cpuinfo_reader.h
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-// Copyright (c) 2013, Google Inc.
-// All rights reserved.
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-// * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-// * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-// * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-#ifndef CLIENT_LINUX_MINIDUMP_WRITER_PROC_CPUINFO_READER_H_
-#define CLIENT_LINUX_MINIDUMP_WRITER_PROC_CPUINFO_READER_H_
-
-#include <stdint.h>
-#include <assert.h>
-#include <string.h>
-
-#include "client/linux/minidump_writer/line_reader.h"
-#include "common/linux/linux_libc_support.h"
-#include "third_party/lss/linux_syscall_support.h"
-
-namespace google_breakpad {
-
-// A class for reading /proc/cpuinfo without using fopen/fgets or other
-// functions which may allocate memory.
-class ProcCpuInfoReader {
-public:
- ProcCpuInfoReader(int fd)
- : line_reader_(fd), pop_count_(-1) {
- }
-
- // Return the next field name, or NULL in case of EOF.
- // field: (output) Pointer to zero-terminated field name.
- // Returns true on success, or false on EOF or error (line too long).
- bool GetNextField(const char** field) {
- for (;;) {
- const char* line;
- unsigned line_len;
-
- // Try to read next line.
- if (pop_count_ >= 0) {
- line_reader_.PopLine(pop_count_);
- pop_count_ = -1;
- }
-
- if (!line_reader_.GetNextLine(&line, &line_len))
- return false;
-
- pop_count_ = static_cast<int>(line_len);
-
- const char* line_end = line + line_len;
-
- // Expected format: <field-name> <space>+ ':' <space> <value>
- // Note that:
- // - empty lines happen.
- // - <field-name> can contain spaces.
- // - some fields have an empty <value>
- char* sep = static_cast<char*>(my_memchr(line, ':', line_len));
- if (sep == NULL)
- continue;
-
- // Record the value. Skip leading space after the column to get
- // its start.
- const char* val = sep+1;
- while (val < line_end && my_isspace(*val))
- val++;
-
- value_ = val;
- value_len_ = static_cast<size_t>(line_end - val);
-
- // Remove trailing spaces before the column to properly 0-terminate
- // the field name.
- while (sep > line && my_isspace(sep[-1]))
- sep--;
-
- if (sep == line)
- continue;
-
- // zero-terminate field name.
- *sep = '\0';
-
- *field = line;
- return true;
- }
- }
-
- // Return the field value. This must be called after a succesful
- // call to GetNextField().
- const char* GetValue() {
- assert(value_);
- return value_;
- }
-
- // Same as GetValue(), but also returns the length in characters of
- // the value.
- const char* GetValueAndLen(size_t* length) {
- assert(value_);
- *length = value_len_;
- return value_;
- }
-
-private:
- LineReader line_reader_;
- int pop_count_;
- const char* value_;
- size_t value_len_;
-};
-
-} // namespace google_breakpad
-
-#endif // CLIENT_LINUX_MINIDUMP_WRITER_PROC_CPUINFO_READER_H_