Delete unix_test_app directory and its contents.

Leon added this in March 2011 ( http://code.google.com/p/skia/source/detail?spec=svn938&r=938 ), but it's not maintained anymore.
Review URL: https://codereview.appspot.com/5876055

git-svn-id: http://skia.googlecode.com/svn/trunk@3463 2bbb7eff-a529-9590-31e7-b0007b416f81

unix_test_app/DrawBlueSample.cpp

@@ -1,34 +0,0 @@
-
-/*
- * Copyright 2011 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-#include "SampleCode.h"
-#include "SkCanvas.h"
-#include "SkColor.h"
-#include "SkEvent.h"
-#include "SkView.h"
-
-class DrawBlue : public SkView {
-
-public:
-     DrawBlue() {}
-protected:
-    virtual void onDraw(SkCanvas* canvas) {
-        canvas->drawColor(SK_ColorBLUE);
-    }
-    virtual bool onQuery(SkEvent* evt) {
-        if (SampleCode::TitleQ(*evt)) {
-            SampleCode::TitleR(evt, "DrawBlue");
-            return true;
-        }
-        return this->INHERITED::onQuery(evt);
-    }
-private:
-    typedef SkView INHERITED;
-};
-
-static SkView* MyFactory() { return new DrawBlue; }
-static SkViewRegister reg(MyFactory);

unix_test_app/main.cpp

@@ -1,62 +0,0 @@
-
-/*
- * Copyright 2011 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-#include "X11/Xlib.h"
-#include "X11/keysym.h"
-
-#include "SkApplication.h"
-#include "SkEvent.h"
-#include "SkWindow.h"
-#include "SkTypes.h"
-
-#include <signal.h>
-#include <sys/time.h>
-
-SkOSWindow* gWindow;
-
-static void catch_alarm(int sig)
-{
-    SkEvent::ServiceQueueTimer();
-}
-
-int main(int argc, char** argv){
-    signal(SIGALRM, catch_alarm);
-
-    gWindow = create_sk_window(NULL, argc, argv);
-
-    // drain any events that occurred before gWindow was assigned.
-    while (SkEvent::ProcessEvent());
-
-    // Start normal Skia sequence
-    application_init();
-
-    gWindow->loop();
-
-    delete gWindow;
-    application_term();
-    return 0;
-}
-
-// SkEvent handlers
-
-void SkEvent::SignalNonEmptyQueue()
-{
-    if (gWindow) {
-        gWindow->post_linuxevent();
-    }
-}
-
-void SkEvent::SignalQueueTimer(SkMSec delay)
-{
-    itimerval newTimer;
-    newTimer.it_interval.tv_sec = 0;
-    newTimer.it_interval.tv_usec = 0;
-    newTimer.it_value.tv_sec = 0;
-    newTimer.it_value.tv_usec = delay * 1000;
-
-    setitimer(ITIMER_REAL, &newTimer, NULL);
-}

unix_test_app/makefile

@@ -1,48 +0,0 @@
-# Build the unix test app
-
-C_INCLUDES := -I../include/core \
-              -I../include/config \
-              -I../include/effects \
-              -I../include/images \
-              -I../include/utils \
-              -I../include/views \
-              -I../include/xml \
-              -I../include/gpu \
-              -I../gpu/include \
-              -I../include/utils/unix \
-              -I../samplecode \
-              -I../src/core
-
-VPATH = libs:../src/ports:../samplecode:../src/core:../src/utils/unix
-
-#generate debugging info
-CFLAGS = -g
-
-SRC_LIST := main.cpp SkOSWindow_Unix.cpp SkXMLParser_empty.cpp SkDebug.cpp ../gpu/src/unix/GrGLDefaultInterface_unix.cpp
-
-#views files
-include ../src/views/views_files.mk
-SRC_LIST += $(addprefix ../src/views/, $(SOURCE))
-
-#xml
-include ../src/xml/xml_files.mk
-SRC_LIST += $(addprefix ../src/xml/, $(SOURCE))
-
-#include the samples
-include ../samplecode/samplecode_files.mk
-SRC_LIST += $(addprefix ../samplecode/, $(SOURCE))
-
-
-out/output: $(SRC_LIST) out/keysym2ucs.o ../out/libskia.a -lX11 -lpthread -lz -lfreetype -lGL -lpng
-	g++ $(C_INCLUDES) $(CFLAGS) $^ -o $@
-
-out/keysym2ucs.o: ../src/utils/unix/keysym2ucs.c
-	@mkdir -p $(dir $@)
-	@gcc -c $(C_INCLUDES) $(CFLAGS) $^ -o $@
-
-../out/libskia.a:
-	@$(MAKE) -C ../ SKIA_SAMPLES_FOR_X=true
-
-clean:
-	rm -rf ../out # Copied from ../Makefile
-	rm -rf out