[WPE][GTK] Merge ProcessLauncher[WPE,GTK]

https://bugs.webkit.org/show_bug.cgi?id=177041

Unreviewed fixup, I broke the size of the argv buffer when experimenting with how to respond
to review comments. Not sure why this didn't blow up everything during testing.

* UIProcess/Launcher/glib/ProcessLauncherGLib.cpp:
(WebKit::ProcessLauncher::launchProcess):

Canonical link: https://commits.webkit.org/193456@main
git-svn-id: https://svn.webkit.org/repository/webkit/trunk@222134 268f45cc-cd09-0410-ab3c-d52691b4dbfc

Source/WebKit/ChangeLog

@@ -1,3 +1,14 @@
+2017-09-17  Michael Catanzaro  <mcatanzaro@igalia.com>
+
+        [WPE][GTK] Merge ProcessLauncher[WPE,GTK]
+        https://bugs.webkit.org/show_bug.cgi?id=177041
+
+        Unreviewed fixup, I broke the size of the argv buffer when experimenting with how to respond
+        to review comments. Not sure why this didn't blow up everything during testing.
+
+        * UIProcess/Launcher/glib/ProcessLauncherGLib.cpp:
+        (WebKit::ProcessLauncher::launchProcess):
+
 2017-09-17  Michael Catanzaro  <mcatanzaro@igalia.com>
 
         [WPE][GTK] Merge ProcessLauncher[WPE,GTK]

Source/WebKit/UIProcess/Launcher/glib/ProcessLauncherGLib.cpp

@@ -95,7 +95,7 @@ void ProcessLauncher::launchProcess()
 
     realExecutablePath = fileSystemRepresentation(executablePath);
     GUniquePtr<gchar> webkitSocket(g_strdup_printf("%d", socketPair.client));
-    unsigned nargs = 3; // size of the argv array for g_spawn_async()
+    unsigned nargs = 4; // size of the argv array for g_spawn_async()
 
 #if PLATFORM(WPE)
     GUniquePtr<gchar> wpeSocket;