Prevent loading libffmpegsumo.so to python (autotests) process.

chrome/test/base/chrome_test_suite.cc

 // 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 "chrome/test/base/chrome_test_suite.h"
 
+#if defined(OS_CHROMEOS)
+#include <stdio.h>
+#include <unistd.h>
+#endif
+
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/metrics/stats_table.h"
 #include "base/path_service.h"
 #include "base/process_util.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_content_browser_client.h"
@@ skipping 24 matching lines @@
 
 void RemoveSharedMemoryFile(const std::string& filename) {
   // Stats uses SharedMemory under the hood. On posix, this results in a file
   // on disk.
 #if defined(OS_POSIX)
   base::SharedMemory memory;
   memory.Delete(filename);
 #endif
 }
 
+bool IsCrosPythonProcess() {
+#if defined(OS_CHROMEOS)
+  char buf[80];
+  int num_read = readlink("/proc/self/exe", buf, sizeof(buf) - 1);
+  if (num_read == -1)
+    return false;
+  buf[num_read] = 0;
+  const char kPythonPrefix[] = "/python";
+  return !strncmp(strrchr(buf, '/'), kPythonPrefix, sizeof(kPythonPrefix) - 1);
+#endif  // defined(OS_CHROMEOS)
+  return false;
+}
+
 // In many cases it may be not obvious that a test makes a real DNS lookup.
 // We generally don't want to rely on external DNS servers for our tests,
 // so this host resolver procedure catches external queries and returns a failed
 // lookup result.
 class LocalHostResolverProc : public net::HostResolverProc {
  public:
   LocalHostResolverProc() : HostResolverProc(NULL) {}
 
   virtual int Resolve(const std::string& host,
                       net::AddressFamily address_family,
@@ skipping 103 matching lines @@
   base::mac::ScopedNSAutoreleasePool autorelease_pool;
   chrome_browser_application_mac::RegisterBrowserCrApp();
 #endif
 
   chrome::RegisterPathProvider();
   if (!browser_dir_.empty()) {
     PathService::Override(base::DIR_EXE, browser_dir_);
     PathService::Override(base::DIR_MODULE, browser_dir_);
   }
 
+  // Disable external libraries load if we are under python process in
+  // ChromeOS.  That means we are autotest and, if ASAN is used,
+  // external libraries load crashes.
+  content::ContentTestSuiteBase::set_external_libraries_enabled(
+      !IsCrosPythonProcess());
+
   // Initialize after overriding paths as some content paths depend on correct
   // values for DIR_EXE and DIR_MODULE.
   content::ContentTestSuiteBase::Initialize();
 
 #if defined(OS_MACOSX)
   // Look in the framework bundle for resources.
   FilePath path;
   PathService::Get(base::DIR_EXE, &path);
   path = path.Append(chrome::kFrameworkName);
   base::mac::SetOverrideFrameworkBundlePath(path);
@@ skipping 30 matching lines @@
 #if defined(OS_MACOSX)
   base::mac::SetOverrideFrameworkBundle(NULL);
 #endif
 
   base::StatsTable::set_current(NULL);
   stats_table_.reset();
   RemoveSharedMemoryFile(stats_filename_);
 
   base::TestSuite::Shutdown();
 }