Move crash keys for command-line switches to components/crash so they can be set

chrome/installer/setup/installer_crash_reporting.cc

Index: chrome/installer/setup/installer_crash_reporting.cc
diff --git a/chrome/installer/setup/installer_crash_reporting.cc b/chrome/installer/setup/installer_crash_reporting.cc
index c41035c061524d98028b5dcee76f6f96d6cfdbba..75979a74fe2ecb76ae840b66e712d34bd79ccc73 100644
--- a/chrome/installer/setup/installer_crash_reporting.cc
+++ b/chrome/installer/setup/installer_crash_reporting.cc
@@ -4,6 +4,7 @@
 
 #include "chrome/installer/setup/installer_crash_reporting.h"
 
+#include "base/command_line.h"
 #include "base/debug/crash_logging.h"
 #include "base/debug/leak_annotations.h"
 #include "base/logging.h"
@@ -127,7 +128,10 @@ size_t RegisterCrashKeys() {
     // kLargeSize, which is wasteful.)
     { kStateKey, crash_keys::kMediumSize },
   };
-  return base::debug::InitCrashKeys(&kFixedKeys[0], arraysize(kFixedKeys),
+  std::vector<base::debug::CrashKey> keys(std::begin(kFixedKeys),

[grt (UTC plus 2), 2015/11/28 02:04:30]

#include <iterator> for std::begin and std::end
#include <vector> for std::vector

[Joe Mason, 2015/11/30 17:23:55]

Done.

+                                          std::end(kFixedKeys));
+  crash_keys::GetCrashKeysForCommandLineSwitches(&keys);
+  return base::debug::InitCrashKeys(keys.data(), keys.size(),
                                     crash_keys::kChunkMaxLength);
 }
 
@@ -146,4 +150,8 @@ void SetInitialCrashKeys(const InstallerState& state) {
     SetCrashKeyValue(kStateKey, base::UTF16ToUTF8(state_key));
 }
 
+void SetCrashKeysFromCommandLine(const base::CommandLine& command_line) {
+  crash_keys::SetSwitchesFromCommandLine(command_line, nullptr);
+}
+
 }  // namespace installer