Delete HWC1

After 10 years of good service, HWC1 is not needed anymore since HWC2
is now mandatory.

Change-Id: I5768b50c89854688ba31032f01ea231699393e5b
diff --git a/services/surfaceflinger/Android.mk b/services/surfaceflinger/Android.mk
index 39b4528..f008099 100644
--- a/services/surfaceflinger/Android.mk
+++ b/services/surfaceflinger/Android.mk
@@ -17,12 +17,14 @@
     LayerDim.cpp \
     MessageQueue.cpp \
     MonitoredProducer.cpp \
+    SurfaceFlinger.cpp \
     SurfaceFlingerConsumer.cpp \
     SurfaceInterceptor.cpp \
     Transform.cpp \
     DisplayHardware/FramebufferSurface.cpp \
     DisplayHardware/HWC2.cpp \
     DisplayHardware/HWC2On1Adapter.cpp \
+    DisplayHardware/HWComposer.cpp \
     DisplayHardware/PowerHAL.cpp \
     DisplayHardware/VirtualDisplaySurface.cpp \
     Effects/Daltonizer.cpp \
@@ -47,17 +49,6 @@
 LOCAL_CFLAGS := -DLOG_TAG=\"SurfaceFlinger\"
 LOCAL_CFLAGS += -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES
 
-ifeq ($(TARGET_USES_HWC2),true)
-    LOCAL_CFLAGS += -DUSE_HWC2
-    LOCAL_SRC_FILES += \
-        SurfaceFlinger.cpp \
-        DisplayHardware/HWComposer.cpp
-else
-    LOCAL_SRC_FILES += \
-        SurfaceFlinger_hwc1.cpp \
-        DisplayHardware/HWComposer_hwc1.cpp
-endif
-
 ifeq ($(TARGET_BOARD_PLATFORM),omap4)
     LOCAL_CFLAGS += -DHAS_CONTEXT_PRIORITY
 endif
@@ -166,10 +157,6 @@
     LOCAL_CFLAGS += -DENABLE_CPUSETS
 endif
 
-ifeq ($(TARGET_USES_HWC2),true)
-    LOCAL_CFLAGS += -DUSE_HWC2
-endif
-
 LOCAL_SRC_FILES := \
     main_surfaceflinger.cpp