Rename single buffer mode to shared buffer mode

Change-Id: Id43d0737d9367981644e498942ebc0077d61038c
diff --git a/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp b/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp
index 1afed36..fc73979 100644
--- a/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp
+++ b/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp
@@ -592,8 +592,8 @@
     return 0;
 }
 
-status_t VirtualDisplaySurface::setSingleBufferMode(bool /*singleBufferMode*/) {
-    ALOGE("setSingleBufferMode not supported on VirtualDisplaySurface");
+status_t VirtualDisplaySurface::setSharedBufferMode(bool /*sharedBufferMode*/) {
+    ALOGE("setSharedBufferMode not supported on VirtualDisplaySurface");
     return INVALID_OPERATION;
 }