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

chrome/browser/chromeos/input_method/input_method_manager.cc

Index: chrome/browser/chromeos/input_method/input_method_manager.cc
diff --git a/chrome/browser/chromeos/input_method/input_method_manager.cc b/chrome/browser/chromeos/input_method/input_method_manager.cc
index da81d24c47b306bfb82aeb7d02fbeae07dec9d39..62824fa49b93b4a4b95cc49eca3969956e461574 100644
--- a/chrome/browser/chromeos/input_method/input_method_manager.cc
+++ b/chrome/browser/chromeos/input_method/input_method_manager.cc
@@ -762,11 +762,10 @@ class InputMethodManagerImpl : public InputMethodManager,
 
     // TODO(zork): export "LD_PRELOAD=/usr/lib/libcrash.so"
     base::SplitString(command_line, ' ', &argv);
-    const bool result = base::LaunchApp(argv,
-                                        fds_to_remap,  // no remapping
-                                        false,  // wait
-                                        &handle);
-    if (!result) {
+
+    base::LaunchOptions options;
+    options.process_handle = &handle;
+    if (!base::LaunchProcess(argv, options)) {
       LOG(ERROR) << "Could not launch: " << command_line;
       return false;
     }