drop X related configs

We don't support X targets anymore, so drop to simplify.

BUG=chromium:730026
TEST=precq passes
CQ-DEPEND=CL:1535560

Change-Id: I03838433dc2c77a49b24897167cf9ccd29f929ef
Reviewed-on: https://chromium-review.googlesource.com/1535561
Tested-by: Mike Frysinger <vapier@chromium.org>
Commit-Ready: ChromeOS CL Exonerator Bot <chromiumos-cl-exonerator@appspot.gserviceaccount.com>
Legacy-Commit-Queue: Commit Bot <commit-bot@chromium.org>
Reviewed-by: Sean O'Brien <seobrien@chromium.org>
diff --git a/20-touchscreen.conf b/20-touchscreen.conf
deleted file mode 100644
index a9e65da..0000000
--- a/20-touchscreen.conf
+++ /dev/null
@@ -1,16 +0,0 @@
-Section "InputClass"
-    Identifier "non-core touchscreen catchall"
-    MatchIsTouchscreen "on"
-    MatchDevicePath "/dev/input/event*"
-    Option "SendCoreEvents" "false"
-EndSection
-
-Section "InputClass"
-    Identifier      "Evdev for RNDPLUS TouchScreen"
-    MatchUSBID      "2512:5003"
-    MatchDevicePath "/dev/input/event*"
-    Driver          "evdev"
-    # This should make X configure the device as pointer instead of keyboard
-    Option          "IgnoreAbsoluteAxes" "false"
-EndSection
-
diff --git a/exynos.conf b/exynos.conf
deleted file mode 100644
index 76e5422..0000000
--- a/exynos.conf
+++ /dev/null
@@ -1,20 +0,0 @@
-Section "Device"
-	Identifier	"Mali FBDEV"
-	Driver		"armsoc"
-	Option		"fbdev"			"/dev/fb0"
-	Option		"Fimg2DExa"		"false"
-	Option		"DRI2"			"true"
-	Option		"DRI2_PAGE_FLIP"	"false"
-	Option		"DRI2_WAIT_VSYNC"	"true"
-#	Option		"Fimg2DExaSolid"	"false"
-#	Option		"Fimg2DExaCopy"		"false"
-#	Option		"Fimg2DExaComposite"	"false"
-        Option          "SWcursorLCD"           "false"
-#	Option		"Debug"			"true"
-EndSection
-
-Section "Screen"
-	Identifier 	"DefaultScreen"
-	Device     	"Mali FBDEV"
-	DefaultDepth 	24
-EndSection
diff --git a/rk32.conf b/rk32.conf
deleted file mode 100644
index 8c9470b..0000000
--- a/rk32.conf
+++ /dev/null
@@ -1,20 +0,0 @@
-Section "Device"
-	Identifier	"Mali FBDEV"
-	Driver		"armsoc"
-	Option		"fbdev"			"/dev/fb0"
-	Option		"Fimg2DExa"		"false"
-	Option		"DRI2"			"true"
-	Option		"DRI2_PAGE_FLIP"	"false"
-	Option		"DRI2_WAIT_VSYNC"	"true"
-#	Option		"Fimg2DExaSolid"	"false"
-#	Option		"Fimg2DExaCopy"		"false"
-#	Option		"Fimg2DExaComposite"	"false"
-	Option		"SWcursorLCD"	"false"
-#	Option		"Debug"			"true"
-EndSection
-
-Section "Screen"
-	Identifier 	"DefaultScreen"
-	Device     	"Mali FBDEV"
-	DefaultDepth 	24
-EndSection
diff --git a/tegra.conf b/tegra.conf
deleted file mode 100644
index 4af8580..0000000
--- a/tegra.conf
+++ /dev/null
@@ -1,83 +0,0 @@
-Section "Module"
-    Load        "glx"
-EndSection
-
-Section "Device"
-    Identifier  "Tegra"
-    Driver      "nvidia"
-    Option      "ConstrainCursor" "false"
-    Option      "NoLogo" "true"
-
-# SeamlessTransitionFromSplash when set true, driver copies framebuffer
-# pixels to root window and if copy is successful then sets canDoBGNoneRoot
-# flag. The default framebuffer device used to read pixels is "/dev/fb0".
-
-    Option      "SeamlessTransitionFromSplash" "true"
-
-# PerHeadFlipping when set true, flips back-buffer of the updated
-# drawable to the head on which the drawable is fullscreen.
-
-    Option      "PerHeadFlipping" "true"
-
-# OverlayDepth is a 32-bit integer which is used to control overlay
-# stacking order.  The overlay with the lowest depth is in front of
-# all others.  This value has meaning only when multiple overlays are
-# present on a display. This value can range between 0 & 255 (both values
-# inclusive). The default being 255.
-
-#    Option      "OverlayDepth" "0"
-
-# OverlayCombineMode determines how the X overlay is combined with the
-# overlay behind it during scanout.  Available modes are: Opaque
-# (default), SourceAlphaBlend, and PremultSourceAlphaBlend.  This
-# value has meaning only when an external process has created a
-# display which is behind the X server.
-
-#    Option      "OverlayCombineMode" "PremultSourceAlphaBlend"
-
-# ARGBHWCursor controls whether the X driver uses an overlay to
-# display 32-bit "true-color" cursors, or whether such cursors are
-# emulated in software.  Valid values are "true" to enable hardware
-# cursors, and "false" (default) to disable them.
-
-    Option      "ARGBHWCursor" "true"
-
-# Set the maximum number of pixmap caches used by the X driver.
-# Valid values are 0 through 16 (default)
-# A value of 0 disables the use of the caches for pixmaps.
-# To use less memory, but still retain performance, the recommendation
-# is to use one pixmap heap, set a small size, and limit the size
-# of the surfaces that utilizes the pixmap cache.
-#    Option      "PixmapCacheMaxHeaps"  "1"
-
-# Set the size of each pixmap cache, in bytes.
-# Valid values are 64 KiB though 64 MiB. Up to
-# "PixmapCacheMaxHeaps" (see above) will be allocated
-# if necessary. The default value is 8 MiB.
-#    Option      "PixmapCacheSize"  "65536"
-
-# Set the maximum size for a surface that uses
-# the pixmap cache. If a surface exceeds this size
-# it will be allocated as a separate allocation, outside
-# the pixmap cache.
-# The default value is the same as "PixmapCacheSize"
-#    Option      "PixmapCacheMaxSurfaceSize"  "4096"
-
-# Use monitor section with identifier LVDS for output named LVDS-1
-#    Option      "monitor-LVDS-1" "LVDS"
-#    Option      "monitor-HDMI-1" "HDMI"
-EndSection
-
-Section "ServerFlags"
-    Option     "NoTrapSignals" "true"
-    Option     "DontZap" "false"
-
-    # Disable DPMS timeouts.
-    Option     "StandbyTime" "0"
-    Option     "SuspendTime" "0"
-    Option     "OffTime" "0"
-
-    # Disable screen saver timeout.
-    Option     "BlankTime" "0"
-EndSection
-
diff --git a/xorg.conf b/xorg.conf
deleted file mode 100644
index 4c399d6..0000000
--- a/xorg.conf
+++ /dev/null
@@ -1,36 +0,0 @@
-# Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-Section "ServerFlags"
-    Option     "NoTrapSignals" "true"
-    Option     "DontZap" "false"
-
-    # Disable DPMS timeouts.
-    Option     "StandbyTime" "0"
-    Option     "SuspendTime" "0"
-    Option     "OffTime" "0"
-
-    # Disable screen saver timeout.
-    Option     "BlankTime" "0"
-EndSection
-
-Section "Monitor"
-    Identifier "DefaultMonitor"
-EndSection
-
-Section "Device"
-    Identifier "DefaultDevice"
-    Option     "monitor-LVDS1" "DefaultMonitor"
-EndSection
-
-Section "Screen"
-    Identifier "DefaultScreen"
-    Monitor    "DefaultMonitor"
-    Device     "DefaultDevice"
-EndSection
-
-Section "ServerLayout"
-    Identifier "DefaultLayout"
-    Screen     "DefaultScreen"
-EndSection