Linux: Send the product channel to non-browser processes.

chrome/browser/chrome_content_browser_client.cc

Index: chrome/browser/chrome_content_browser_client.cc
diff --git a/chrome/browser/chrome_content_browser_client.cc b/chrome/browser/chrome_content_browser_client.cc
index 4ef4c6f439a3c43abf6ac0db48de5597071e44c3..769938ceb7ad980bf1def0aa05ef054574d692c9 100644
--- a/chrome/browser/chrome_content_browser_client.cc
+++ b/chrome/browser/chrome_content_browser_client.cc
@@ -1399,11 +1399,15 @@ void ChromeContentBrowserClient::AppendExtraCommandLineSwitches(
   }
 #elif defined(OS_POSIX)
   if (breakpad::IsCrashReporterEnabled()) {
+    std::string switch_value;
     scoped_ptr<metrics::ClientInfo> client_info =
         GoogleUpdateSettings::LoadMetricsClientInfo();
+    if (client_info)
+      switch_value = client_info->client_id;
+    switch_value.push_back(',');
+    switch_value.append(chrome::GetChannelString());
     command_line->AppendSwitchASCII(switches::kEnableCrashReporter,
-                                    client_info ? client_info->client_id
-                                                : std::string());
+                                    switch_value);
   }
 #endif