add debugging support for android on x86 phone

platform_tools/android/bin/android_gdb_exe

 #!/bin/bash
 #
 # android_gdb: Pushes gdbserver. Connects and enters debugging environment.
 
+deviceID=""
+while (( "$#" )); do
+
+  if [[ $(echo "$1" | grep "^-d$") != "" ]];
+  then
+    deviceID="$2"
+    shift
+  else
+    gdbVars=("${gdbVars[@]}" "$1")
+  fi
+
+  shift
+done
+
+# hack for x86 support in android_setup.sh
+if [ "$deviceID" == "x86" ] || [ "$deviceID" == "razr_i" ]
+then
+  export ANDROID_ARCH=x86
+fi
+
 SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 # setup the gdbserver
-$SCRIPT_DIR/android_gdbserver $@
+$SCRIPT_DIR/android_gdbserver ${gdbVars[@]}
 
 # quit if gdbserver setup failed
 if [[ "$?" != "0" ]]; then
   echo "ERROR: gdbserver failed to setup properly."
   exit 1
 fi
 
 # Wait for gdbserver
 sleep 2
 
 # variables that must match those in gdb_server
 GDB_TMP_DIR=$(pwd)/android_gdb_tmp
-APP_NAME=$(basename $1)
+APP_NAME=$(basename ${gdbVars[0]})
 PORT=5039
 
 # Set up gdb commands
 GDBSETUP=$GDB_TMP_DIR/gdb.setup
 echo "file $GDB_TMP_DIR/skia_launcher" >> $GDBSETUP
 echo "target remote :$PORT" >> $GDBSETUP
 echo "set solib-absolute-prefix $GDB_TMP_DIR" >> $GDBSETUP
 echo "set solib-search-path $GDB_TMP_DIR" >> $GDBSETUP
 
 # The apps shared library symbols are not loaded by default so we load them here
 echo "break skia_launcher.cpp:launch_app" >> $GDBSETUP
 echo "continue" >> $GDBSETUP
 echo "sharedLibrary $APP_NAME" >> $GDBSETUP
 
 source $SCRIPT_DIR/android_setup.sh
 
 # Launch gdb client
 echo "Entering gdb client shell"
-$ANDROID_TOOLCHAIN/arm-linux-androideabi-gdb -x $GDBSETUP
+if [ "$ANDROID_ARCH" == "x86" ]
+then
+  $ANDROID_TOOLCHAIN/i686-linux-android-gdb -x $GDBSETUP
+else
+  $ANDROID_TOOLCHAIN/arm-linux-androideabi-gdb -x $GDBSETUP
+fi
 
 # Clean up
-rm -rf $GDB_TMP_DIR
+rm -rf $GDB_TMP_DIR