createSurface getpid() first parameter was removed

Most of these tests in this directory don't currently build,
but test-surface did build incorrectly by bad luck, using the old API.
test-resize still doesn't build, but when the other build errors
are fixed then it will use the right API.

Change-Id: I388d6d59fe0a2328f352214dcdc28839a24043f0
diff --git a/services/surfaceflinger/tests/surface/surface.cpp b/services/surfaceflinger/tests/surface/surface.cpp
index 8e1c3fe..9c15f9b 100644
--- a/services/surfaceflinger/tests/surface/surface.cpp
+++ b/services/surfaceflinger/tests/surface/surface.cpp
@@ -38,7 +38,7 @@
     sp<SurfaceComposerClient> client = new SurfaceComposerClient();
     
     sp<SurfaceControl> surfaceControl = client->createSurface(
-            getpid(), 0, 160, 240, PIXEL_FORMAT_RGB_565);
+            0, 160, 240, PIXEL_FORMAT_RGB_565);
     SurfaceComposerClient::openGlobalTransaction();
     surfaceControl->setLayer(100000);
     SurfaceComposerClient::closeGlobalTransaction();