Copy Linux me2me script to output dir for GN builds

remoting/host/linux/linux_me2me_host.py

Index: remoting/host/linux/linux_me2me_host.py
diff --git a/remoting/host/linux/linux_me2me_host.py b/remoting/host/linux/linux_me2me_host.py
index 9c80e789fea03b45f8023609b0e08d11677e9f38..790aa2320dede57ed8e885b3930229cb322d5e7e 100755
--- a/remoting/host/linux/linux_me2me_host.py
+++ b/remoting/host/linux/linux_me2me_host.py
@@ -55,12 +55,12 @@ DEFAULT_SIZE_NO_RANDR = "1600x1200"
 SCRIPT_PATH = os.path.abspath(sys.argv[0])
 SCRIPT_DIR = os.path.dirname(SCRIPT_PATH)
 
-IS_INSTALLED = (os.path.basename(sys.argv[0]) != 'linux_me2me_host.py')
-
-if IS_INSTALLED:
-  HOST_BINARY_NAME = "chrome-remote-desktop-host"
-else:
+if "me2me_host" in os.path.basename(sys.argv[0]):
+  # Script is being run from a Chromium checkout.
   HOST_BINARY_NAME = "remoting_me2me_host"
+else:
+  # Script is installed.
+  HOST_BINARY_NAME = "chrome-remote-desktop-host"
 
 CHROME_REMOTING_GROUP_NAME = "chrome-remote-desktop"
 
@@ -631,22 +631,11 @@ def choose_x_session():
 
 
 def locate_executable(exe_name):
-  if IS_INSTALLED:
-    # If the script is running from its installed location, search the host
-    # binary only in the same directory.
-    paths_to_try = [ SCRIPT_DIR ]
-  else:
-    paths_to_try = map(lambda p: os.path.join(SCRIPT_DIR, p),
-                       [".",
-                        "../../../out/Debug",
-                        "../../../out/Default",
-                        "../../../out/Release"])
-  for path in paths_to_try:
-    exe_path = os.path.join(path, exe_name)
-    if os.path.exists(exe_path):
-      return exe_path
-
-  raise Exception("Could not locate executable '%s'" % exe_name)
+  exe_path = os.path.join(SCRIPT_DIR, exe_name)
+  if os.path.exists(exe_path):
+    return exe_path
+
+  raise Exception("Executable not found at '%s'" % exe_path)
 
 
 class ParentProcessLogger(object):