Don't add GTK target dependency for ozone in remoting_host.gypi.

BUG=361137

Review URL: https://codereview.chromium.org/666073007

Cr-Commit-Position: refs/heads/master@{#301004}

remoting/remoting_host.gypi

@@ -310,7 +310,7 @@
                 ],
               },
             }],
-            ['OS=="linux" and chromeos==0', {
+            ['OS=="linux" and chromeos==0 and use_ozone==0', {
               'dependencies' : [
                 # Always use GTK on Linux, even for Aura builds.
                 '../build/linux/system.gyp:gtk',
@@ -874,7 +874,7 @@
             'host/it2me/it2me_native_messaging_host_main.h',
           ],
           'conditions': [
-            ['OS=="linux" and chromeos==0', {
+            ['OS=="linux" and chromeos==0 and use_ozone==0', {
               'dependencies': [
                 # Always use GTK on Linux, even for Aura builds.
                 '../build/linux/system.gyp:gtk',