Replace nil -> NULL in the views code.

Review URL: http://codereview.appspot.com/67139


git-svn-id: http://skia.googlecode.com/svn/trunk@200 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/views/SkWidgets.cpp b/src/views/SkWidgets.cpp
index fe87cd6..dba9ab3 100644
--- a/src/views/SkWidgets.cpp
+++ b/src/views/SkWidgets.cpp
@@ -65,7 +65,7 @@
 		if (!fAnimators[i]->decodeURI(path.c_str()))
 		{
 			delete fAnimators[i];
-			fAnimators[i] = nil;
+			fAnimators[i] = NULL;
 		}
 	}
 }
@@ -81,11 +81,11 @@
 static SkAnimator* get_skin_animator(SkinType st)
 {
 #if 0
-	if (gSkinSuite == nil)
+	if (gSkinSuite == NULL)
 		gSkinSuite = new SkinSuite;
 	return gSkinSuite->get(st);
 #else
-	return nil;
+	return NULL;
 #endif
 }
 
@@ -102,7 +102,7 @@
 
 void SkWidget::onEnabledChange()
 {
-	this->inval(nil);
+	this->inval(NULL);
 }
 
 void SkWidget::postWidgetEvent()
@@ -123,7 +123,7 @@
 {
 	this->INHERITED::onInflate(dom, node);
 
-	if ((node = dom.getFirstChild(node, "event")) != nil)
+	if ((node = dom.getFirstChild(node, "event")) != NULL)
 		fEvent.inflate(dom, node);
 }
 
@@ -189,7 +189,7 @@
 
 void SkButtonWidget::onButtonStateChange()
 {
-	this->inval(nil);
+	this->inval(NULL);
 }
 
 void SkButtonWidget::onInflate(const SkDOM& dom, const SkDOM::Node* node)
@@ -284,7 +284,7 @@
 		p.setColor(SK_ColorBLUE);
 		create_emboss(&p, SkIntToScalar(12)/5, this->hasFocus(), this->getButtonState() == kOn_State);
 		canvas->drawRoundRect(r, SkScalarHalf(this->height()), SkScalarHalf(this->height()), p);
-		p.setMaskFilter(nil);
+		p.setMaskFilter(NULL);
 
 		p.setTextAlign(SkPaint::kCenter_Align);
 
@@ -342,7 +342,7 @@
 {
 	if (fMode == kAutoWidth_Mode)
 	{
-		SkScalar width = fPaint.measureText(fText.c_str(), fText.size(), nil, nil);
+		SkScalar width = fPaint.measureText(fText.c_str(), fText.size(), NULL, NULL);
 		this->setWidth(width + fMargin.fX * 2);
 	}
 	else if (fMode == kAutoHeight_Mode)
@@ -351,7 +351,7 @@
 		int lines = width > 0 ? SkTextLineBreaker::CountLines(fText.c_str(), fText.size(), fPaint, width) : 0;
 
 		SkScalar	before, after;
-		(void)fPaint.measureText(0, nil, &before, &after);
+		(void)fPaint.measureText(0, NULL, &before, &after);
 
 		this->setHeight(lines * (after - before) + fMargin.fY * 2);
 	}
@@ -371,7 +371,7 @@
 void SkStaticTextView::setSpacingAlign(SkTextBox::SpacingAlign align)
 {
 	fSpacingAlign = SkToU8(align);
-	this->inval(nil);
+	this->inval(NULL);
 }
 
 void SkStaticTextView::getMargin(SkPoint* margin) const
@@ -386,7 +386,7 @@
 	{
 		fMargin.set(dx, dy);
 		this->computeSize();
-		this->inval(nil);
+		this->inval(NULL);
 	}
 }
 
@@ -420,7 +420,7 @@
 	{
 		fText.set(text, len);
 		this->computeSize();
-		this->inval(nil);
+		this->inval(NULL);
 	}
 }
 
@@ -436,7 +436,7 @@
 	{
 		fPaint = paint;
 		this->computeSize();
-		this->inval(nil);
+		this->inval(NULL);
 	}
 }
 
@@ -480,7 +480,7 @@
 	if (text)
 		this->setText(text);
 
-	if ((node = dom.getFirstChild(node, "paint")) != nil)
+	if ((node = dom.getFirstChild(node, "paint")) != NULL)
 		SkPaint_Inflate(&fPaint, dom, node);
 }