Remove remaining legacy SplitString calls.

mojo/runner/init.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "mojo/runner/init.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 #include "base/debug/debugger.h"
 #include "base/files/file_path.h"
@@ skipping 20 matching lines @@
   logging::SetLogItems(false,   // Process ID
                        false,   // Thread ID
                        false,   // Timestamp
                        false);  // Tick count
 }
 
 void WaitForDebuggerIfNecessary() {
   const base::CommandLine* command_line =
       base::CommandLine::ForCurrentProcess();
   if (command_line->HasSwitch(switches::kWaitForDebugger)) {
-    std::vector<std::string> apps_to_debug;
-    base::SplitString(
-        command_line->GetSwitchValueASCII(switches::kWaitForDebugger), ',',
-        &apps_to_debug);
+    std::vector<std::string> apps_to_debug = base::SplitString(
+        command_line->GetSwitchValueASCII(switches::kWaitForDebugger), ",",
+        base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
     std::string app = "launcher";
     if (command_line->HasSwitch(switches::kChildProcess)) {
       app = command_line->GetSwitchValuePath(switches::kChildProcess)
                 .BaseName()
                 .RemoveExtension()
                 .MaybeAsASCII();
     }
     if (apps_to_debug.empty() || ContainsValue(apps_to_debug, app)) {
 #if defined(OS_WIN)
       base::string16 appw = base::UTF8ToUTF16(app);
       MessageBox(NULL, appw.c_str(), appw.c_str(), MB_OK | MB_SETFOREGROUND);
 #else
       LOG(ERROR) << app << " waiting for GDB. pid: " << getpid();
       base::debug::WaitForDebugger(60, true);
 #endif
     }
   }
 }
 
 }  // namespace runner
 }  // namespace mojo