Remove USE_LINUX_BREAKPAD ifdef since we don't need it for chromium anymore.

See thread "[chromium-dev] PSA: Breakpad is now compiled into
Chromium by default on Linux' for background

TBR=sbc@chromium.org, thakis@chromium.org, thestig@chromium.org

Review URL: https://codereview.chromium.org/18770006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@211755 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 53 insertions, 8 deletions

diff --git a/base/process/memory.h b/base/process/memory.h
index d115a81..2ad1e50 100644
--- a/base/process/memory.h
+++ b/base/process/memory.h
@@ -31,10 +31,6 @@ BASE_EXPORT void EnableTerminationOnHeapCorruption();
 // Turns on process termination if memory runs out.
 BASE_EXPORT void EnableTerminationOnOutOfMemory();
 
-#if defined(USE_LINUX_BREAKPAD)
-BASE_EXPORT extern size_t g_oom_size;
-#endif
-
 #if defined(OS_WIN)
 // Returns the module handle to which an address belongs. The reference count
 // of the module is not incremented.
@@ -42,6 +38,8 @@ BASE_EXPORT HMODULE GetModuleFromAddress(void* address);
 #endif
 
 #if defined(OS_LINUX) || defined(OS_ANDROID)
+BASE_EXPORT extern size_t g_oom_size;
+
 // The maximum allowed value for the OOM score.
 const int kMaxOomScore = 1000;
 
diff --git a/base/process/memory_linux.cc b/base/process/memory_linux.cc
index ac43042..f81429b 100644
--- a/base/process/memory_linux.cc
+++ b/base/process/memory_linux.cc
@@ -14,16 +14,12 @@
 
 namespace base {
 
-#if defined(USE_LINUX_BREAKPAD)
 size_t g_oom_size = 0U;
-#endif
 
 namespace {
 
 void OnNoMemorySize(size_t size) {
-#if defined(USE_LINUX_BREAKPAD)
   g_oom_size = size;
-#endif
 
   if (size != 0)
     LOG(FATAL) << "Out of memory, size = " << size;
diff --git a/base/process_util_linux.cc b/base/process_util_linux.cc
new file mode 100644
index 0000000..b76f8c1
--- /dev/null
+++ b/base/process_util_linux.cc
@@ -0,0 +1,51 @@
+// 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.
+
+#include "base/process_util.h"
+
+#include <dirent.h>
+#include <malloc.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include "base/file_util.h"
+#include "base/logging.h"
+#include "base/process/internal_linux.h"
+#include "base/strings/string_number_conversions.h"
+#include "base/strings/string_split.h"
+#include "base/strings/string_util.h"
+#include "base/sys_info.h"
+#include "base/threading/thread_restrictions.h"
+
+namespace base {
+
+size_t g_oom_size = 0U;
+
+const char kProcSelfExe[] = "/proc/self/exe";
+
+ProcessId GetParentProcessId(ProcessHandle process) {
+  ProcessId pid =
+      internal::ReadProcStatsAndGetFieldAsInt(process, internal::VM_PPID);
+  if (pid)
+    return pid;
+  return -1;
+}
+
+FilePath GetProcessExecutablePath(ProcessHandle process) {
+  FilePath stat_file = internal::GetProcPidDir(process).Append("exe");
+  FilePath exe_name;
+  if (!file_util::ReadSymbolicLink(stat_file, &exe_name)) {
+    // No such process.  Happens frequently in e.g. TerminateAllChromeProcesses
+    return FilePath();
+  }
+  return exe_name;
+}
+
+int GetNumberOfThreads(ProcessHandle process) {
+  return internal::ReadProcStatsAndGetFieldAsInt(process,
+                                                 internal::VM_NUMTHREADS);
+}
+
+}  // namespace base