Linux: refactor zygote support

chrome/common/chrome_switches.cc

Index: chrome/common/chrome_switches.cc
diff --git a/chrome/common/chrome_switches.cc b/chrome/common/chrome_switches.cc
index 78ad058b981a25c3b8c3754b10b9c13300eec3a1..08e4d5588988865e0e4ff9306fb779abf22b3466 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -63,6 +63,9 @@ const wchar_t kHomePage[]                      = L"homepage";
 // Causes the process to run as renderer instead of as browser.
 const wchar_t kRendererProcess[]               = L"renderer";
 
+// Causes the process to run as a renderer zygote.
+const wchar_t kZygoteProcess[]                 = L"zygote";
+
 // Path to the exe to run for the renderer and plugin subprocesses.
 const wchar_t kBrowserSubprocessPath[]         = L"browser-subprocess-path";
 
@@ -484,4 +487,7 @@ const wchar_t kNoDefaultBrowserCheck[]         = L"no-default-browser-check";
 // Enables the benchmarking extensions.
 const wchar_t kEnableBenchmarking[]      = L"enable-benchmarking";
 
+// The prefix used when starting the zygote process. (i.e. 'gdb --args')
+const wchar_t kZygoteCmdPrefix[] = L"zygote-cmd-prefix";
+
 }  // namespace switches