move GraphicEnv from libgui to libui

This breaks a circular dependency between libEGL
and libgui.

Test: compiled and booted a device
Change-Id: I78932bba07fb9ef310d8e1622bd3a47f57e89c45
diff --git a/libs/gui/Android.bp b/libs/gui/Android.bp
index 3815bdc..cb17da4 100644
--- a/libs/gui/Android.bp
+++ b/libs/gui/Android.bp
@@ -77,7 +77,6 @@
         "FrameTimestamps.cpp",
         "GLConsumer.cpp",
         "GraphicBufferAlloc.cpp",
-        "GraphicsEnv.cpp",
         "GuiConfig.cpp",
         "IDisplayEventConnection.cpp",
         "IGraphicBufferAlloc.cpp",
@@ -100,7 +99,6 @@
     ],
 
     shared_libs: [
-        "libnativeloader",
         "libsync",
         "libbinder",
         "libcutils",
diff --git a/libs/ui/Android.bp b/libs/ui/Android.bp
index 4cd0d3a..67efb84 100644
--- a/libs/ui/Android.bp
+++ b/libs/ui/Android.bp
@@ -55,6 +55,7 @@
         "GraphicBuffer.cpp",
         "GraphicBufferAllocator.cpp",
         "GraphicBufferMapper.cpp",
+        "GraphicsEnv.cpp",
         "HdrCapabilities.cpp",
         "PixelFormat.cpp",
         "Rect.cpp",
@@ -65,6 +66,7 @@
     shared_libs: [
         "android.hardware.graphics.allocator@2.0",
         "android.hardware.graphics.mapper@2.0",
+        "libnativeloader",
         "libbinder",
         "libcutils",
         "libhardware",
diff --git a/libs/gui/GraphicsEnv.cpp b/libs/ui/GraphicsEnv.cpp
similarity index 98%
rename from libs/gui/GraphicsEnv.cpp
rename to libs/ui/GraphicsEnv.cpp
index 68f0f98..1d20424 100644
--- a/libs/gui/GraphicsEnv.cpp
+++ b/libs/ui/GraphicsEnv.cpp
@@ -16,7 +16,7 @@
 
 //#define LOG_NDEBUG 1
 #define LOG_TAG "GraphicsEnv"
-#include <gui/GraphicsEnv.h>
+#include <ui/GraphicsEnv.h>
 
 #include <mutex>