Linux: Support the --class argument (Reland)

chrome/browser/shell_integration_linux.h

Index: chrome/browser/shell_integration_linux.h
diff --git a/chrome/browser/shell_integration_linux.h b/chrome/browser/shell_integration_linux.h
index f6bd1d828e4b74516fbc5c361b5953f4900b42d0..67330e73496a56c1eb765a70114ab51ba7f9583e 100644
--- a/chrome/browser/shell_integration_linux.h
+++ b/chrome/browser/shell_integration_linux.h
@@ -30,11 +30,12 @@ base::FilePath GetDataWriteLocation(base::Environment* env);
 // Called on the FILE thread.
 std::vector<base::FilePath> GetDataSearchLocations(base::Environment* env);
 
-// Gets the name for use as the res_class (and possibly res_name) of the
-// window's WM_CLASS property. This is the program name from argv[0], with the
-// first letter capitalized. Equivalent to GDK's gdk_get_program_class().
+// Gets the name for use as the res_name of the window's WM_CLASS property.
 std::string GetProgramClassName();

[sky, 2016/07/27 15:17:00]

How about test coverage of these functions?

[Tom (Use chromium acct), 2016/07/27 19:33:09]

Added ShellIntegrationTest.WmClass

 
+// Gets the name for use as the res_class of the window's WM_CLASS property.
+std::string GetProgramClassClass();
+
 // Returns filename of the desktop shortcut used to launch the browser.
 std::string GetDesktopName(base::Environment* env);