IPC fuzzer child process component

base/command_line.h

Index: base/command_line.h
diff --git a/base/command_line.h b/base/command_line.h
index ed46c4f0d13c34778d390e86827b8e6db307d186..59f063752de6ab1a84ca8974525344f937db749f 100644
--- a/base/command_line.h
+++ b/base/command_line.h
@@ -123,7 +123,11 @@ class BASE_EXPORT CommandLine {
   void AppendSwitchASCII(const std::string& switch_string,
                          const std::string& value);
 
-  // Copy a set of switches (and any values) from another command line.
+  // Copy a switch (and a value, if any) from another command line.
+  void CopySwitchFrom(const CommandLine& source,
+                      const char* switch_name);
+
+  // Same as CopySwitchFrom, but for multiple switches.
   // Commonly used when launching a subprocess.
   void CopySwitchesFrom(const CommandLine& source,

[brettw, 2013/09/03 20:21:18]

I don't think this is a very commonly used function and the existing one isn't
*that* hard to call with only one argument, so my preference would be to keep
the API smaller and just have the one caller of the new one use the existing
version.

                         const char* const switches[],