Add remoting and PPAPI tests to GN build

BUILD.gn

Index: BUILD.gn
diff --git a/BUILD.gn b/BUILD.gn
index c2d5547047b5319cbefbda1a40b5e08e011f7ebe..6bc5fd3d3b4f95bb95b94419cf3145d09acaf08d 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -63,8 +63,10 @@ group("gn_all") {
     "//mojo",
     "//mojo/common:mojo_common_unittests",
     "//net:net_unittests",
+    "//ppapi:ppapi_unittests",
     "//ppapi/examples",  # TODO(GYP): What's the GYP equivalent?
     "//printing:printing_unittests",
+    "//remoting:remoting_unittests",
     "//skia:skia_unittests",
     "//sql:sql_unittests",
     "//sync:sync_unit_tests",
@@ -276,8 +278,6 @@ if (is_linux) {
       # components_browsertests  TODO(GYP)
       # device_unittests  TODO(GYP)
       # nacl_loader_unittests  TODO(GYP)
-      # ppapi_unittests  TODO(GYP)
-      # remoting_unittests  TODO(GYP)
 
       "//base:base_unittests",  # PASSES (*) 2/25/2015
       "//cc:cc_unittests",  # PASSES 2/25/2015
@@ -304,7 +304,9 @@ if (is_linux) {
       "//media:media_unittests",  # TODO(GYP) MidiManagerTest fails.
       "//mojo/common:mojo_common_unittests",  # PASSES 2/25/2015
       "//net:net_unittests",  # PASSES 2/25/2015
+      "//ppapi:ppapi_unittests",  # PASSES 2/26/2015
       "//printing:printing_unittests",  # PASSES 2/25/2015
+      "//remoting:remoting_unittests",  # Some crashes.
       "//sandbox/linux:sandbox_linux_unittests",  # PASSES 2/25/2015
       "//skia:skia_unittests",  # PASSES 2/25/2015
       "//sql:sql_unittests",  # PASSES 2/25/2015