Remove dependencies on chrome\installer from the ChromeCrashReporterClient class on Windows.

chrome/app/chrome_crash_reporter_client_win.cc

 // Copyright 2013 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.
-
+// TODO(ananta/scottmg)
+// Add test coverage for Crashpad.
 #include "chrome/app/chrome_crash_reporter_client_win.h"
 
 #include <windows.h>
 
 #include <memory>
+#include <string>
 
 #include "base/command_line.h"
-#include "base/environment.h"
-#include "base/file_version_info.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "base/strings/string_split.h"
 #include "base/strings/utf_string_conversions.h"
-#include "base/win/registry.h"
+#include "base/version.h"
 #include "build/build_config.h"
-#include "chrome/common/chrome_paths.h"
-#include "chrome/common/chrome_paths_internal.h"
 #include "chrome/common/chrome_result_codes.h"
 #include "chrome/common/crash_keys.h"
 #include "chrome/common/env_vars.h"
-#include "chrome/common/metrics_constants_util_win.h"
-#include "chrome/installer/util/google_chrome_sxs_distribution.h"
-#include "chrome/installer/util/google_update_settings.h"
-#include "chrome/installer/util/install_util.h"
-#include "chrome/installer/util/util_constants.h"
+#include "chrome/install_static/install_util.h"
 #include "content/public/common/content_switches.h"
-#include "policy/policy_constants.h"
-
 
 namespace {
 
 // This is the minimum version of google update that is required for deferred
 // crash uploads to work.
 const char kMinUpdateVersion[] = "1.3.21.115";
 
 }  // namespace
 
 ChromeCrashReporterClient::ChromeCrashReporterClient() {}
 
 ChromeCrashReporterClient::~ChromeCrashReporterClient() {}
 
 bool ChromeCrashReporterClient::GetAlternativeCrashDumpLocation(
     base::FilePath* crash_dir) {
   // By setting the BREAKPAD_DUMP_LOCATION environment variable, an alternate
   // location to write breakpad crash dumps can be set.
-  std::unique_ptr<base::Environment> env(base::Environment::Create());
-  std::string alternate_crash_dump_location;
-  if (env->GetVar("BREAKPAD_DUMP_LOCATION", &alternate_crash_dump_location)) {
+  std::string alternate_crash_dump_location =
+      install_static::GetEnvironmentString("BREAKPAD_DUMP_LOCATION");
+  if (!alternate_crash_dump_location.empty()) {
     *crash_dir = base::FilePath::FromUTF8Unsafe(alternate_crash_dump_location);
     return true;
   }
-
   return false;
 }
 
 void ChromeCrashReporterClient::GetProductNameAndVersion(
     const base::FilePath& exe_path,
     base::string16* product_name,
     base::string16* version,
     base::string16* special_build,
     base::string16* channel_name) {
   DCHECK(product_name);
   DCHECK(version);
   DCHECK(special_build);
   DCHECK(channel_name);
 
-  std::unique_ptr<FileVersionInfo> version_info(
-      FileVersionInfo::CreateFileVersionInfo(exe_path));
-
-  if (version_info.get()) {
-    // Get the information from the file.
-    *version = version_info->product_version();
-    if (!version_info->is_official_build())
-      version->append(base::ASCIIToUTF16("-devel"));
-
-    *product_name = version_info->product_short_name();
-    *special_build = version_info->special_build();
-  } else {
-    // No version info found. Make up the values.
-    *product_name = base::ASCIIToUTF16("Chrome");
-    *version = base::ASCIIToUTF16("0.0.0.0-devel");
-  }
-
-  GoogleUpdateSettings::GetChromeChannelAndModifiers(
-      !GetIsPerUserInstall(exe_path), channel_name);
+  install_static::GetExecutableVersionDetails(
+      exe_path.value(), product_name, version, special_build, channel_name);
 }
 
 bool ChromeCrashReporterClient::ShouldShowRestartDialog(base::string16* title,
                                                         base::string16* message,
                                                         bool* is_rtl_locale) {
-  std::unique_ptr<base::Environment> env(base::Environment::Create());
-  if (!env->HasVar(env_vars::kShowRestart) ||
-      !env->HasVar(env_vars::kRestartInfo) ||
-      env->HasVar(env_vars::kMetroConnected)) {
+  if (!install_static::HasEnvironmentVariable(env_vars::kShowRestart) ||
+      !install_static::HasEnvironmentVariable(env_vars::kRestartInfo) ||
+      install_static::HasEnvironmentVariable(env_vars::kMetroConnected)) {
     return false;
   }
 
-  std::string restart_info;
-  env->GetVar(env_vars::kRestartInfo, &restart_info);
+  std::string restart_info =
+      install_static::GetEnvironmentString(env_vars::kRestartInfo);
 
   // The CHROME_RESTART var contains the dialog strings separated by '|'.
   // See ChromeBrowserMainPartsWin::PrepareRestartOnCrashEnviroment()
   // for details.
   std::vector<std::string> dlg_strings = base::SplitString(
       restart_info, "|", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
 
   if (dlg_strings.size() < 3)
     return false;
 
   *title = base::UTF8ToUTF16(dlg_strings[0]);
   *message = base::UTF8ToUTF16(dlg_strings[1]);
   *is_rtl_locale = dlg_strings[2] == env_vars::kRtlLocale;
   return true;
 }
 
 bool ChromeCrashReporterClient::AboutToRestart() {
-  std::unique_ptr<base::Environment> env(base::Environment::Create());
-  if (!env->HasVar(env_vars::kRestartInfo))
+  if (!install_static::HasEnvironmentVariable(env_vars::kRestartInfo))
     return false;
 
-  env->SetVar(env_vars::kShowRestart, "1");
+  install_static::SetEnvironmentString(env_vars::kShowRestart, "1");
   return true;
 }
 
 bool ChromeCrashReporterClient::GetDeferredUploadsSupported(
     bool is_per_user_install) {
-  Version update_version = GoogleUpdateSettings::GetGoogleUpdateVersion(
-      !is_per_user_install);
+  std::string version_string = install_static::GetGoogleUpdateVersion();
+  Version update_version(version_string);
   if (!update_version.IsValid() ||
-      update_version < base::Version(kMinUpdateVersion))
+      update_version < base::Version(kMinUpdateVersion)) {
     return false;
-
+  }
   return true;
 }
 
 bool ChromeCrashReporterClient::GetIsPerUserInstall(
     const base::FilePath& exe_path) {
-  return InstallUtil::IsPerUserInstall(exe_path);
+  return !install_static::IsSystemInstall(exe_path.value().c_str());
 }
 
 bool ChromeCrashReporterClient::GetShouldDumpLargerDumps(
     bool is_per_user_install) {
-  base::string16 channel_name =
-      GoogleUpdateSettings::GetChromeChannel(!is_per_user_install);
-
+  base::string16 channel_name;
+  install_static::GetChromeChannelName(is_per_user_install,
+                                       false, // !add_modifier
+                                       &channel_name);
   // Capture more detail in crash dumps for Beta, Dev, Canary channels and
   // if channel is unknown (e.g. Chromium or developer builds).
-  return (channel_name == installer::kChromeChannelBeta ||
-          channel_name == installer::kChromeChannelDev ||
-          channel_name == GoogleChromeSxSDistribution::ChannelName() ||
-          channel_name == installer::kChromeChannelUnknown);
+  return (channel_name == install_static::kChromeChannelBeta ||
+          channel_name == install_static::kChromeChannelDev ||
+          channel_name == install_static::kChromeChannelCanary ||
+          channel_name == install_static::kChromeChannelUnknown);
 }
 
 int ChromeCrashReporterClient::GetResultCodeRespawnFailed() {
   return chrome::RESULT_CODE_RESPAWN_FAILED;
 }
 
 bool ChromeCrashReporterClient::ReportingIsEnforcedByPolicy(
     bool* breakpad_enabled) {
-// Determine whether configuration management allows loading the crash reporter.
-// Since the configuration management infrastructure is not initialized at this
-// point, we read the corresponding registry key directly. The return status
-// indicates whether policy data was successfully read. If it is true,
-// |breakpad_enabled| contains the value set by policy.
-  base::string16 key_name =
-      base::UTF8ToUTF16(policy::key::kMetricsReportingEnabled);
-  DWORD value = 0;
-  base::win::RegKey hklm_policy_key(HKEY_LOCAL_MACHINE,
-                                    policy::kRegistryChromePolicyKey, KEY_READ);
-  if (hklm_policy_key.ReadValueDW(key_name.c_str(), &value) == ERROR_SUCCESS) {
-    *breakpad_enabled = value != 0;
-    return true;
-  }
-
-  base::win::RegKey hkcu_policy_key(HKEY_CURRENT_USER,
-                                    policy::kRegistryChromePolicyKey, KEY_READ);
-  if (hkcu_policy_key.ReadValueDW(key_name.c_str(), &value) == ERROR_SUCCESS) {
-    *breakpad_enabled = value != 0;
-    return true;
-  }
-
-  return false;
+  // Determine whether configuration management allows loading the crash
+  // reporter.
+  // Since the configuration management infrastructure is not initialized at
+  // this point, we read the corresponding registry key directly. The return
+  // status indicates whether policy data was successfully read. If it is true,
+  // |breakpad_enabled| contains the value set by policy.
+  return install_static::ReportingIsEnforcedByPolicy(breakpad_enabled);
 }
 
 
 bool ChromeCrashReporterClient::GetCrashDumpLocation(
     base::FilePath* crash_dir) {
   // By setting the BREAKPAD_DUMP_LOCATION environment variable, an alternate
   // location to write breakpad crash dumps can be set.
-  std::unique_ptr<base::Environment> env(base::Environment::Create());
-  std::string alternate_crash_dump_location;
-  if (env->GetVar("BREAKPAD_DUMP_LOCATION", &alternate_crash_dump_location)) {
-    base::FilePath crash_dumps_dir_path =
-        base::FilePath::FromUTF8Unsafe(alternate_crash_dump_location);
-
-    // If this environment variable exists, then for the time being,
-    // short-circuit how it's handled on Windows. Honoring this
-    // variable is required in order to symbolize stack traces in
-    // Telemetry based tests: http://crbug.com/561763.
-    *crash_dir = crash_dumps_dir_path;
+  // If this environment variable exists, then for the time being,
+  // short-circuit how it's handled on Windows. Honoring this
+  // variable is required in order to symbolize stack traces in
+  // Telemetry based tests: http://crbug.com/561763.
+  if (GetAlternativeCrashDumpLocation(crash_dir))
     return true;
-  }
 
   // TODO(scottmg): Consider supporting --user-data-dir. See
   // https://crbug.com/565446.
-  return chrome::GetDefaultCrashDumpLocation(crash_dir);
+  base::string16 crash_dump_location;
+  if (!install_static::GetDefaultCrashDumpLocation(&crash_dump_location))
+    return false;
+  *crash_dir = base::FilePath(crash_dump_location);
+  return true;
 }
 
 size_t ChromeCrashReporterClient::RegisterCrashKeys() {
   return crash_keys::RegisterChromeCrashKeys();
 }
 
 bool ChromeCrashReporterClient::IsRunningUnattended() {
-  std::unique_ptr<base::Environment> env(base::Environment::Create());
-  return env->HasVar(env_vars::kHeadless);
+  return install_static::HasEnvironmentVariable(env_vars::kHeadless);
 }
 
 bool ChromeCrashReporterClient::GetCollectStatsConsent() {
-#if defined(GOOGLE_CHROME_BUILD)
-  bool is_official_chrome_build = true;
-#else
-  bool is_official_chrome_build = false;
-#endif
-
-  return is_official_chrome_build &&
-      GoogleUpdateSettings::GetCollectStatsConsent();
+  return install_static::GetCollectStatsConsent();
 }
 
 bool ChromeCrashReporterClient::EnableBreakpadForProcess(
     const std::string& process_type) {
   return process_type == switches::kRendererProcess ||
          process_type == switches::kPpapiPluginProcess ||
          process_type == switches::kZygoteProcess ||
          process_type == switches::kGpuProcess;
 }