Game Driver: make GpuService the GpuStats holder

Move IGpuService to graphicsenv to avoid dependency circle. Add ATRACE
to GraphicsEnv. Implement the prototype SET_GPU_STATS IPC to collect
GpuStats from applications.

Bug: 123529932
Test: Build, flash and boot.
Change-Id: I7d76324c5adb6ad00f1e5420ab2c7f4067f33253
diff --git a/libs/graphicsenv/Android.bp b/libs/graphicsenv/Android.bp
index 280c14a..d940752 100644
--- a/libs/graphicsenv/Android.bp
+++ b/libs/graphicsenv/Android.bp
@@ -17,14 +17,17 @@
 
     srcs: [
         "GraphicsEnv.cpp",
+        "IGpuService.cpp"
     ],
 
     cflags: ["-Wall", "-Werror"],
 
     shared_libs: [
         "libbase",
+        "libbinder",
         "libcutils",
         "liblog",
+        "libutils",
     ],
 
     export_include_dirs: ["include"],