Clean up users of a deprecated base::LaunchApp API.

chrome/test/automation/proxy_launcher.cc

Index: chrome/test/automation/proxy_launcher.cc
diff --git a/chrome/test/automation/proxy_launcher.cc b/chrome/test/automation/proxy_launcher.cc
index f7f5795b2c622f7f43aa30572fe0fdbf9ab4029f..ad75064ec2bd53b673915873ffa828b29be78aad 100644
--- a/chrome/test/automation/proxy_launcher.cc
+++ b/chrome/test/automation/proxy_launcher.cc
@@ -440,9 +440,12 @@ bool ProxyLauncher::LaunchBrowserHelper(const LaunchState& state, bool wait,
   // TODO(phajdan.jr): Only run it for "main" browser launch.
   browser_launch_time_ = base::TimeTicks::Now();
 
+  base::LaunchOptions options;
+  options.wait = wait;
+  options.process_handle = process;
+
 #if defined(OS_WIN)
-  bool started = base::LaunchApp(command_line, wait,
-                                 !state.show_window, process);
+  options.start_hidden = !state.show_window;
 #elif defined(OS_POSIX)
   // Sometimes one needs to run the browser under a special environment
   // (e.g. valgrind) without also running the test harness (e.g. python)
@@ -458,11 +461,10 @@ bool ProxyLauncher::LaunchBrowserHelper(const LaunchState& state, bool wait,
   base::file_handle_mapping_vector fds;
   if (automation_proxy_.get())
     fds = automation_proxy_->fds_to_map();
-
-  bool started = base::LaunchApp(command_line.argv(), fds, wait, process);
+  options.fds_to_remap = &fds;
 #endif
 
-  return started;
+  return base::LaunchProcess(command_line, options);
 }
 
 AutomationProxy* ProxyLauncher::automation() const {