Removes uses of unnamed namespace from samplecode.

Skia code prefers static over unnamed namespace.

R=bsalomon@google.com, robertphillips@google.com

Author: tfarina@chromium.org

Review URL: https://chromiumcodereview.appspot.com/23498028

git-svn-id: http://skia.googlecode.com/svn/trunk@11248 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/samplecode/SampleChart.cpp b/samplecode/SampleChart.cpp
index 35f8206..630ff6e 100644
--- a/samplecode/SampleChart.cpp
+++ b/samplecode/SampleChart.cpp
@@ -1,20 +1,18 @@
-
 /*
  * Copyright 2013 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 "SkPaint.h"
 #include "SkRandom.h"
 #include "SkView.h"
 
-namespace {
-
 // Generates y values for the chart plots.
-void gen_data(SkScalar yAvg, SkScalar ySpread, int count, SkTDArray<SkScalar>* dataPts) {
+static void gen_data(SkScalar yAvg, SkScalar ySpread, int count, SkTDArray<SkScalar>* dataPts) {
     dataPts->setCount(count);
     static SkRandom gRandom;
     for (int i = 0; i < count; ++i) {
@@ -27,12 +25,12 @@
 // plot. The fill path is bounded below by the bottomData plot points or a horizontal line at
 // yBase if bottomData == NULL.
 // The plots are animated by rotating the data points by leftShift.
-void gen_paths(const SkTDArray<SkScalar>& topData,
-               const SkTDArray<SkScalar>* bottomData,
-               SkScalar yBase,
-               SkScalar xLeft, SkScalar xDelta,
-               int leftShift,
-               SkPath* plot, SkPath* fill) {
+static void gen_paths(const SkTDArray<SkScalar>& topData,
+                      const SkTDArray<SkScalar>* bottomData,
+                      SkScalar yBase,
+                      SkScalar xLeft, SkScalar xDelta,
+                      int leftShift,
+                      SkPath* plot, SkPath* fill) {
     plot->rewind();
     fill->rewind();
     plot->incReserve(topData.count());
@@ -80,8 +78,6 @@
     }
 }
 
-}
-
 // A set of scrolling line plots with the area between each plot filled. Stresses out GPU path
 // filling
 class ChartView : public SampleView {