Update Crashpad to 71e8ec79870b5d7fe54327180f00c9dd26688280

865ba27672fe Remove unnecessary macro from CaptureContext code
e6b525a4be28 Update config adjustments for moved build config in
             mini_chromium
f3aad4921621 Roll mini_chromium to 71a7fdb
74b38694fa86 Roll mini_chromium to 2b6cfa3
0b240a5347e7 Update mini_chromium to 1dbeb82e0452
0e03f8e7fa3f Remove now-no-op set_sources_assignment_filter calls
79d43b8ac37b Add noexcept to no_cfi_icall templates
c4c71b80c6a2 linux: Fix tests with UBSan
71e8ec79870b Initialize logging

This change also updates base/logging.cc to conditionally access
CommandLine because crashpad doesn't initialize one.

Bug: chromium:711159
Change-Id: I0056d71ae2281329d21fb6f58eba3ebb34beaf1b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2490880Reviewed-by: Mark Mentovai <mark@chromium.org>
Commit-Queue: Joshua Peraza <jperaza@chromium.org>
Cr-Commit-Position: refs/heads/master@{#820052}

base/logging.cc

@@ -369,21 +369,23 @@ bool BaseInitLoggingImpl(const LoggingSettings& settings) {
   g_log_format = settings.log_format;
 #endif
 
-  base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
-  // Don't bother initializing |g_vlog_info| unless we use one of the
-  // vlog switches.
-  if (command_line->HasSwitch(switches::kV) ||
-      command_line->HasSwitch(switches::kVModule)) {
-    // NOTE: If |g_vlog_info| has already been initialized, it might be in use
-    // by another thread. Don't delete the old VLogInfo, just create a second
-    // one. We keep track of both to avoid memory leak warnings.
-    CHECK(!g_vlog_info_prev);
-    g_vlog_info_prev = g_vlog_info;
-
-    g_vlog_info =
-        new VlogInfo(command_line->GetSwitchValueASCII(switches::kV),
-                     command_line->GetSwitchValueASCII(switches::kVModule),
-                     &g_min_log_level);
+  if (base::CommandLine::InitializedForCurrentProcess()) {
+    base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
+    // Don't bother initializing |g_vlog_info| unless we use one of the
+    // vlog switches.
+    if (command_line->HasSwitch(switches::kV) ||
+        command_line->HasSwitch(switches::kVModule)) {
+      // NOTE: If |g_vlog_info| has already been initialized, it might be in use
+      // by another thread. Don't delete the old VLogInfo, just create a second
+      // one. We keep track of both to avoid memory leak warnings.
+      CHECK(!g_vlog_info_prev);
+      g_vlog_info_prev = g_vlog_info;
+
+      g_vlog_info =
+          new VlogInfo(command_line->GetSwitchValueASCII(switches::kV),
+                       command_line->GetSwitchValueASCII(switches::kVModule),
+                       &g_min_log_level);
+    }
   }
 
   g_logging_destination = settings.logging_dest;
@@ -394,7 +396,10 @@ bool BaseInitLoggingImpl(const LoggingSettings& settings) {
     config.min_severity = FX_LOG_INFO;
     config.console_fd = -1;
     config.log_service_channel = ZX_HANDLE_INVALID;
-    std::string log_tag = command_line->GetProgram().BaseName().AsUTF8Unsafe();
+    std::string log_tag = base::CommandLine::ForCurrentProcess()
+                              ->GetProgram()
+                              .BaseName()
+                              .AsUTF8Unsafe();
     const char* log_tag_data = log_tag.data();
     config.tags = &log_tag_data;
     config.num_tags = 1;

third_party/crashpad/README.chromium

@@ -2,7 +2,7 @@ Name: Crashpad
 Short Name: crashpad
 URL: https://crashpad.chromium.org/
 Version: unknown
-Revision: 36d4bb83b3d79dc85c35c258a9364f7d6ec0f6b3
+Revision: 71e8ec79870b5d7fe54327180f00c9dd26688280
 License: Apache 2.0
 License File: crashpad/LICENSE
 Security Critical: yes

third_party/crashpad/crashpad/DEPS

@@ -42,7 +42,7 @@ deps = {
       '7bde79cc274d06451bf65ae82c012a5d3e476b5a',
   'crashpad/third_party/mini_chromium/mini_chromium':
       Var('chromium_git') + '/chromium/mini_chromium@' +
-      '76a9bb7475f6217eaf108789246379d3972b4e6a',
+      '5fc64bfbf1c000161445c586de45e40464ff2314',
   'crashpad/third_party/libfuzzer/src':
       Var('chromium_git') + '/chromium/llvm-project/compiler-rt/lib/fuzzer.git@' +
       'fda403cf93ecb8792cb1d061564d89a6553ca020',

third_party/crashpad/crashpad/build/BUILD.gn

@@ -52,7 +52,7 @@ if (crashpad_is_ios) {
       public_configs = [ "//build/config/compiler:enable_arc" ]
     } else if (crashpad_is_standalone) {
       public_configs =
-          [ "//third_party/mini_chromium/mini_chromium/build:ios_enable_arc" ]
+          [ "//third_party/mini_chromium/mini_chromium/build/config:ios_enable_arc" ]
     }
   }
 

third_party/crashpad/crashpad/build/BUILDCONFIG.gn

@@ -42,9 +42,10 @@ if (crashpad_is_standalone) {
 }
 
 if (current_os == "win") {
-  set_default_toolchain("$_mini_chromium_dir/build:msvc_toolchain_$current_cpu")
+  set_default_toolchain(
+      "$_mini_chromium_dir/build/config:msvc_toolchain_$current_cpu")
 } else {
-  set_default_toolchain("$_mini_chromium_dir/build:gcc_like_toolchain")
+  set_default_toolchain("$_mini_chromium_dir/build/config:gcc_like_toolchain")
 }
 
 declare_args() {
@@ -59,18 +60,18 @@ declare_args() {
 }
 
 _default_configs = [
-  "$_mini_chromium_dir/build:default",
-  "$_mini_chromium_dir/build:Wexit_time_destructors",
-  "$_mini_chromium_dir/build:Wimplicit_fallthrough",
+  "$_mini_chromium_dir/build/config:default",
+  "$_mini_chromium_dir/build/config:Wexit_time_destructors",
+  "$_mini_chromium_dir/build/config:Wimplicit_fallthrough",
 ]
 
 if (crashpad_use_libfuzzer) {
-  _default_configs += [ "//build:crashpad_fuzzer_flags" ]
+  _default_configs += [ "//build/config:crashpad_fuzzer_flags" ]
 }
 
 _default_executable_configs = _default_configs + [
-                                "$_mini_chromium_dir/build:executable",
-                                "$_mini_chromium_dir/build:win_console",
+                                "$_mini_chromium_dir/build/config:executable",
+                                "$_mini_chromium_dir/build/config:win_console",
                               ]
 
 set_defaults("source_set") {

third_party/crashpad/crashpad/client/crashpad_client_linux_test.cc

@@ -427,7 +427,8 @@ TEST_P(StartHandlerForSelfTest, StartHandlerInChild) {
     // TODO(jperaza): test first chance handlers with real crashes.
     return;
   }
-#if defined(ADDRESS_SANITIZER) || defined(MEMORY_SANITIZER)
+#if defined(ADDRESS_SANITIZER) || defined(MEMORY_SANITIZER) || \
+    defined(UNDEFINED_SANITIZER)
   if (Options().crash_type == CrashType::kInfiniteRecursion) {
     GTEST_SKIP();
   }

third_party/crashpad/crashpad/handler/BUILD.gn

@@ -145,10 +145,12 @@ if (!crashpad_is_ios) {
         remove_configs = [ "//build/config/win:console" ]
         configs = [ "//build/config/win:windowed" ]
       } else {
-        remove_configs =
-            [ "//third_party/mini_chromium/mini_chromium/build:win_console" ]
-        configs =
-            [ "//third_party/mini_chromium/mini_chromium/build:win_windowed" ]
+        remove_configs = [
+          "//third_party/mini_chromium/mini_chromium/build/config:win_console",
+        ]
+        configs = [
+          "//third_party/mini_chromium/mini_chromium/build/config:win_windowed",
+        ]
       }
     }
 

third_party/crashpad/crashpad/handler/handler_main.cc

@@ -504,16 +504,26 @@ class ScopedStoppable {
   DISALLOW_COPY_AND_ASSIGN(ScopedStoppable);
 };
 
+void InitCrashpadLogging() {
+  logging::LoggingSettings settings;
+#if defined(OS_CHROMEOS)
+  settings.logging_dest = logging::LOG_TO_FILE;
+  settings.log_file_path = "/var/log/chrome/chrome";
+#elif defined(OS_WIN)
+  settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
+#else
+  settings.logging_dest =
+      logging::LOG_TO_SYSTEM_DEBUG_LOG | logging::LOG_TO_STDERR;
+#endif
+  logging::InitLogging(settings);
+}
+
 }  // namespace
 
 int HandlerMain(int argc,
                 char* argv[],
                 const UserStreamDataSources* user_stream_sources) {
-#if defined(OS_CHROMEOS)
-  if (freopen("/var/log/chrome/chrome", "a", stderr) == nullptr) {
-    PLOG(ERROR) << "Failed to redirect stderr to /var/log/chrome/chrome";
-  }
-#endif
+  InitCrashpadLogging();
 
   InstallCrashHandler();
   CallMetricsRecordNormalExit metrics_record_normal_exit;

third_party/crashpad/crashpad/test/gtest_main.cc

@@ -12,6 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#include "base/logging.h"
 #include "build/build_config.h"
 #include "gtest/gtest.h"
 #include "test/main_arguments.h"
@@ -99,6 +100,12 @@ int main(int argc, char* argv[]) {
 
 #endif  // CRASHPAD_IS_IN_CHROMIUM
 
+  // base::TestSuite initializes logging when using Chromium's test launcher.
+  logging::LoggingSettings settings;
+  settings.logging_dest =
+      logging::LOG_TO_STDERR | logging::LOG_TO_SYSTEM_DEBUG_LOG;
+  logging::InitLogging(settings);
+
 #if defined(CRASHPAD_TEST_LAUNCHER_GOOGLEMOCK)
   testing::InitGoogleMock(&argc, argv);
 #elif defined(CRASHPAD_TEST_LAUNCHER_GOOGLETEST)

third_party/crashpad/crashpad/third_party/googletest/BUILD.gn

@@ -91,7 +91,7 @@ if (crashpad_is_in_chromium) {
     ]
     sources -= [ "$googletest_dir/googletest/src/gtest-all.cc" ]
     public_configs = [ ":googletest_public_config" ]
-    configs -= [ "$mini_chromium_dir/build:Wexit_time_destructors" ]
+    configs -= [ "$mini_chromium_dir/build/config:Wexit_time_destructors" ]
     configs += [ ":googletest_private_config" ]
     if (crashpad_is_fuchsia) {
       deps = [ "../fuchsia" ]
@@ -127,7 +127,7 @@ if (crashpad_is_in_chromium) {
       "$googletest_dir/googletest/test/production.cc",
       "$googletest_dir/googletest/test/production.h",
     ]
-    configs -= [ "$mini_chromium_dir/build:Wexit_time_destructors" ]
+    configs -= [ "$mini_chromium_dir/build/config:Wexit_time_destructors" ]
     configs += [ ":googletest_private_config" ]
     deps = [
       ":googletest",
@@ -166,7 +166,7 @@ if (crashpad_is_in_chromium) {
       "$googletest_dir/googletest/test/googletest-param-test-test.h",
       "$googletest_dir/googletest/test/googletest-param-test2-test.cc",
     ]
-    configs -= [ "$mini_chromium_dir/build:Wexit_time_destructors" ]
+    configs -= [ "$mini_chromium_dir/build/config:Wexit_time_destructors" ]
     configs += [ ":googletest_private_config" ]
     deps = [ ":googletest" ]
 
@@ -282,7 +282,7 @@ if (crashpad_is_in_chromium) {
     ]
     sources -= [ "$googletest_dir/googlemock/src/gmock-all.cc" ]
     public_configs = [ ":googlemock_public_config" ]
-    configs -= [ "$mini_chromium_dir/build:Wexit_time_destructors" ]
+    configs -= [ "$mini_chromium_dir/build/config:Wexit_time_destructors" ]
     configs += [ ":googlemock_private_config" ]
     deps = [ ":googletest" ]
   }
@@ -350,7 +350,7 @@ if (crashpad_is_in_chromium) {
 
   test("gmock_stress_test") {
     sources = [ "$googletest_dir/googlemock/test/gmock_stress_test.cc" ]
-    configs -= [ "$mini_chromium_dir/build:Wexit_time_destructors" ]
+    configs -= [ "$mini_chromium_dir/build/config:Wexit_time_destructors" ]
     configs += [ ":googlemock_private_config" ]
     deps = [
       ":googlemock",

third_party/crashpad/crashpad/third_party/zlib/BUILD.gn

@@ -113,12 +113,9 @@ if (zlib_source == "external") {
     }
 
     if (crashpad_is_standalone) {
-      configs -= [
-        "//third_party/mini_chromium/mini_chromium/build:Wimplicit_fallthrough",
-      ]
+      configs -= [ "//third_party/mini_chromium/mini_chromium/build/config:Wimplicit_fallthrough" ]
     } else if (crashpad_is_external) {
-      configs -=
-          [ "//../../mini_chromium/mini_chromium/build:Wimplicit_fallthrough" ]
+      configs -= [ "//../../mini_chromium/mini_chromium/build/config:Wimplicit_fallthrough" ]
     }
 
     if (zlib_source == "embedded") {

third_party/crashpad/crashpad/util/BUILD.gn

@@ -637,10 +637,9 @@ if (!crashpad_is_android && !crashpad_is_ios) {
     ]
 
     if (crashpad_is_standalone) {
-      remove_configs = [ "//third_party/mini_chromium/mini_chromium/build:Wexit_time_destructors" ]
+      remove_configs = [ "//third_party/mini_chromium/mini_chromium/build/config:Wexit_time_destructors" ]
     } else if (crashpad_is_external) {
-      remove_configs =
-          [ "//../../mini_chromium/mini_chromium/build:Wexit_time_destructors" ]
+      remove_configs = [ "//../../mini_chromium/mini_chromium/build/config:Wexit_time_destructors" ]
     }
 
     if (crashpad_is_win) {

third_party/crashpad/crashpad/util/misc/capture_context_win.asm

@@ -25,10 +25,6 @@ ifdef _M_IX86
 .model flat
 endif
 
-offsetof macro structure, field
-  exitm <structure.&field>
-endm
-
 ; The CONTEXT structure definitions that follow are based on those in <winnt.h>.
 ; Field names are prefixed (as in c_Rax) to avoid colliding with the predefined
 ; register names (such as Rax).
@@ -481,8 +477,7 @@ CAPTURECONTEXT_SYMBOL proc frame
   cld
   lea rdi, [rcx.CONTEXT].c_FltSave
   xor rax, rax
-  mov rcx, (sizeof(CONTEXT) - offsetof(CONTEXT, c_FltSave)) / \
-           sizeof(qword)  ; 122
+  mov rcx, (sizeof(CONTEXT) - CONTEXT.c_FltSave) / sizeof(qword)  ; 122
   rep stosq
   mov rcx, rbx
 

third_party/crashpad/crashpad/util/misc/no_cfi_icall.h

@@ -50,7 +50,7 @@ template <typename Functor>
 struct FunctorTraits;
 
 template <typename R, typename... Args>
-struct FunctorTraits<R (*)(Args...)> {
+struct FunctorTraits<R (*)(Args...) noexcept> {
   template <typename Function, typename... RunArgs>
   DISABLE_CFI_ICALL static R Invoke(Function&& function, RunArgs&&... args) {
     return std::forward<Function>(function)(std::forward<RunArgs>(args)...);
@@ -58,7 +58,7 @@ struct FunctorTraits<R (*)(Args...)> {
 };
 
 template <typename R, typename... Args>
-struct FunctorTraits<R (*)(Args..., ...)> {
+struct FunctorTraits<R (*)(Args..., ...) noexcept> {
   template <typename Function, typename... RunArgs>
   DISABLE_CFI_ICALL static R Invoke(Function&& function, RunArgs&&... args) {
     return std::forward<Function>(function)(std::forward<RunArgs>(args)...);
@@ -67,7 +67,7 @@ struct FunctorTraits<R (*)(Args..., ...)> {
 
 #if defined(OS_WIN) && defined(ARCH_CPU_X86)
 template <typename R, typename... Args>
-struct FunctorTraits<R(__stdcall*)(Args...)> {
+struct FunctorTraits<R(__stdcall*)(Args...) noexcept> {
   template <typename... RunArgs>
   DISABLE_CFI_ICALL static R Invoke(R(__stdcall* function)(Args...),
                                     RunArgs&&... args) {

third_party/crashpad/crashpad/util/misc/no_cfi_icall_test.cc

@@ -34,13 +34,16 @@ namespace test {
 namespace {
 
 TEST(NoCfiIcall, NullptrIsFalse) {
-  NoCfiIcall<void (*)(void)> call(nullptr);
+  NoCfiIcall<void (*)(void) noexcept> call(nullptr);
   ASSERT_FALSE(call);
 }
 
+int TestFunc() noexcept {
+  return 42;
+}
+
 TEST(NoCfiIcall, SameDSOICall) {
-  static int (*func)() = []() { return 42; };
-  NoCfiIcall<decltype(func)> call(func);
+  NoCfiIcall<decltype(TestFunc)*> call(&TestFunc);
   ASSERT_TRUE(call);
   ASSERT_EQ(call(), 42);
 }