Linux: Sync GetDesktopName in gtk2_util.cc

chrome/browser/ui/libgtk2ui/gtk2_util.cc

Index: chrome/browser/ui/libgtk2ui/gtk2_util.cc
diff --git a/chrome/browser/ui/libgtk2ui/gtk2_util.cc b/chrome/browser/ui/libgtk2ui/gtk2_util.cc
index 6aceaf3e6180557664e93f63db715b2f34b6d1d2..d08d38375e9fb4739b096cd35d30f1658b6fbec3 100644
--- a/chrome/browser/ui/libgtk2ui/gtk2_util.cc
+++ b/chrome/browser/ui/libgtk2ui/gtk2_util.cc
@@ -14,6 +14,8 @@
 #include "base/command_line.h"
 #include "base/debug/leak_annotations.h"
 #include "base/environment.h"
+#include "chrome/common/channel_info.h"
+#include "components/version_info/version_info.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_tree_host.h"
 #include "ui/base/accelerators/accelerator.h"
@@ -56,12 +58,22 @@ void GtkInitFromCommandLine(const base::CommandLine& command_line) {
   CommonInitFromCommandLine(command_line, gtk_init);
 }
 
-// TODO(erg): This method was copied out of shell_integration_linux.cc. Because
-// of how this library is structured as a stand alone .so, we can't call code
-// from browser and above.
+// This function should be kept in sync with the copy in
+// shell_integration_linux.cc.
+//
+// Because of how libgtk2ui.so is structured as a stand alone .so, we can't call
+// code from browser and above.
 std::string GetDesktopName(base::Environment* env) {
 #if defined(GOOGLE_CHROME_BUILD)
-  return "google-chrome.desktop";
+  version_info::Channel product_channel(chrome::GetChannel());
+  switch (product_channel) {
+    case version_info::Channel::DEV:
+      return "google-chrome-unstable.desktop";
+    case version_info::Channel::BETA:
+      return "google-chrome-beta.desktop";
+    default:
+      return "google-chrome.desktop";
+  }
 #else  // CHROMIUM_BUILD
   // Allow $CHROME_DESKTOP to override the built-in value, so that development
   // versions can set themselves as the default without interfering with