Cleanup: Use base::CommandLine in net/

net/spdy/fuzzing/hpack_fuzz_mutator.cc

Index: net/spdy/fuzzing/hpack_fuzz_mutator.cc
===================================================================
--- net/spdy/fuzzing/hpack_fuzz_mutator.cc	(revision 272613)
+++ net/spdy/fuzzing/hpack_fuzz_mutator.cc	(working copy)
@@ -29,8 +29,9 @@
 // block, and writes length-prefixed blocks to the output file. While blocks
 // themselves are mutated, the length-prefixes of written blocks are not.
 int main(int argc, char** argv) {
-  CommandLine::Init(argc, argv);
-  const CommandLine& command_line = *CommandLine::ForCurrentProcess();
+  base::CommandLine::Init(argc, argv);
+  const base::CommandLine& command_line =
+      *base::CommandLine::ForCurrentProcess();
 
   if (!command_line.HasSwitch(kFileToParse) ||
       !command_line.HasSwitch(kFileToWrite) ||