Style bikeshed - remove extraneous whitespace

samplecode/SampleXfer.cpp

 /*
  * Copyright 2015 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 "SkAnimTimer.h"
 #include "SkDrawable.h"
@@ skipping 39 matching lines @@
 class PushButtonWig : public HasEventWig {
     SkString fLabel;
     SkColor  fColor;
     uint32_t fFast32;
 
 public:
     PushButtonWig(const char label[], uint32_t fast) : fLabel(label) {
         fColor = (gRand.nextU() & 0x7F7F7F7F) | SkColorSetARGB(0xFF, 0, 0, 0x80);
         fFast32 = fast;
     }
-    
+
 protected:
     void onPrepareWidEvent(SkEvent* evt) override {
         evt->setType("push-button");
         evt->setFast32(fFast32);
         evt->setString("label", fLabel.c_str());
     }
 
 //    bool onEvent(const SkEvent&) override;
     void onDraw(SkCanvas* canvas) override {
         SkRect r;
@@ skipping 23 matching lines @@
         } else {
             fColor = SkColorSetA(fColor, 0xFF);
         }
         this->inval(nullptr);
 
         if (click->fState == SkView::Click::kUp_State) {
             this->postWidgetEvent();
         }
         return true;
     }
-    
+
 private:
     typedef HasEventWig INHERITED;
 };
 
 
 class ModeDrawable : public SkDrawable {
 public:
     ModeDrawable() : fMode(SkXfermode::kSrcOver_Mode), fLoc(SkPoint::Make(0, 0)) {}
 
     SkXfermode::Mode fMode;
@@ skipping 29 matching lines @@
         canvas->translate(fLoc.x(), fLoc.y());
         canvas->drawOval(fBounds, fPaint);
         canvas->restore();
     }
 };
 
 class XferDemo : public SampleView {
     enum {
         N = 4
     };
-    
+
     SkRect        fModeRect[N_Modes];
     SkAutoTUnref<CircDrawable> fDrs[N];
     CircDrawable* fSelected;
 
     void addButtons() {
         SkScalar x = 10;
         SkScalar y = 10;
         for (int i = 0; i < N_Modes; ++i) {
             SkAutoTUnref<SkView> v(new PushButtonWig(gModes[i].fName, gModes[i].fMode));
             v->setSize(70, 25);
@@ skipping 62 matching lines @@
         fSelected = nullptr;
         for (int i = N - 1; i >= 0; --i) {
             if (fDrs[i]->hitTest(x, y)) {
                 fSelected = fDrs[i];
                 break;
             }
         }
         this->inval(nullptr);
         return fSelected ? new Click(this) : nullptr;
     }
-    
+
     bool onClick(Click* click) override {
         fSelected->fLoc.fX += click->fCurr.fX - click->fPrev.fX;
         fSelected->fLoc.fY += click->fCurr.fY - click->fPrev.fY;
         this->inval(nullptr);
         return true;
     }
 
 private:
     typedef SampleView INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_SAMPLE( return new XferDemo; )