Move mojo/public/c/gpu/* to mojo/public/c/include.

mojo/public/mojo_application.gni

Index: mojo/public/mojo_application.gni
diff --git a/mojo/public/mojo_application.gni b/mojo/public/mojo_application.gni
index 512bf19b652854508353b14c6a7d7e1298269b95..386393546bfcaeb04c658fde469b6533ea619abe 100644
--- a/mojo/public/mojo_application.gni
+++ b/mojo/public/mojo_application.gni
@@ -69,8 +69,9 @@ template("mojo_native_application") {
                                    mojo_root) ]
       }
 
-      deps =
-          rebase_path([ "mojo/public/platform/native:system" ], ".", mojo_root)
+      deps = rebase_path([ "mojo/public/platform/native:system_thunks" ],
+                         ".",
+                         mojo_root)
       if (defined(invoker.deps)) {
         deps += invoker.deps
       }
@@ -310,8 +311,9 @@ if (is_android) {
         sources = invoker.sources
       }
 
-      deps =
-          rebase_path([ "mojo/public/platform/native:system" ], ".", mojo_root)
+      deps = rebase_path([ "mojo/public/platform/native:system_thunks" ],
+                         ".",
+                         mojo_root)
       if (defined(invoker.jni_package)) {
         deps += [ ":${generate_jni_name}" ]
       }