win crashpad: Enable capture of indirect stack data

components/crash/content/app/crashpad_win.cc

 // Copyright 2015 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 "components/crash/content/app/crashpad.h"
 
 #include "base/environment.h"
 #include "base/lazy_instance.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/numerics/safe_conversions.h"
@@ skipping 57 matching lines @@
 
 #if defined(GOOGLE_CHROME_BUILD)
     std::string url = "https://clients2.google.com/cr/report";
 #else
     std::string url;
 #endif
 
     base::FilePath exe_file;
     CHECK(PathService::Get(base::FILE_EXE, &exe_file));
 
+    bool is_per_user_install =
+        crash_reporter_client->GetIsPerUserInstall(exe_file);
+    if (crash_reporter_client->GetShouldDumpLargerDumps(is_per_user_install)) {
+      crashpad::CrashpadInfo::GetCrashpadInfo()
+          ->set_gather_indirectly_referenced_memory(

[Mark Mentovai, 2016/02/18 03:57:38]

It occurs to me that maybe we should have made this a property of the database’s
settings instead of something each process needs to decide on by itself.

+              crashpad::TriState::kEnabled);
+    }
+
     // If the handler is embedded in the binary (e.g. chrome, setup), we
     // reinvoke it with --type=crashpad-handler. Otherwise, we use the
     // standalone crashpad_handler.exe (for tests, etc.).
     std::vector<std::string> arguments;
     if (embedded_handler) {
       arguments.push_back(std::string("--type=") + switches::kCrashpadHandler);
 
       if (startup_metric_utils::GetPreReadOptions().use_prefetch_argument) {
         // The prefetch argument added here has to be documented in
         // chrome_switches.cc, below the kPrefetchArgument* constants. A
@@ skipping 184 matching lines @@
 void __declspec(dllexport) __cdecl UnregisterNonABICompliantCodeRange(
     void* start) {
   ExceptionHandlerRecord* record =
       reinterpret_cast<ExceptionHandlerRecord*>(start);
 
   CHECK(RtlDeleteFunctionTable(&record->runtime_function));
 }
 #endif  // ARCH_CPU_X86_64
 
 }  // extern "C"