Style bikeshed - remove extraneous whitespace

tools/imgslice.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 "SkBitmap.h"
 #include "SkCommandLineFlags.h"
 #include "SkData.h"
@@ skipping 24 matching lines @@
 int tool_main(int argc, char** argv);
 int tool_main(int argc, char** argv) {
     SkCommandLineFlags::SetUsage("Print out a row or column of an image.");
     SkCommandLineFlags::Parse(argc, argv);
 
     if (FLAGS_rgb > 3 || FLAGS_rgb < 0) {
         if (!FLAGS_quiet) {
             SkDebugf("Channel (--rgb) must be between 0 and 3 (inclusive) - value is %d.\n",
                      FLAGS_rgb);
         }
-        return kError;        
+        return kError;
     }
 
     if (FLAGS_row >= 0 && FLAGS_column >= 0) {
         if (!FLAGS_quiet) {
             SkDebugf("Only one of '-c' or '-r' can be specified at at time.\n");
         }
-        return kError;       
+        return kError;
     }
 
     if (FLAGS_row < 0 && FLAGS_column < 0) {
         if (!FLAGS_quiet) {
             SkDebugf("At least one of '-c' or '-r' need to be specified.\n");
         }
-        return kError;       
+        return kError;
     }
 
     sk_sp<SkData> data(SkData::MakeFromFileName(FLAGS_image[0]));
     if (nullptr == data) {
         if (!FLAGS_quiet) {
             SkDebugf("Couldn't open file: %s\n", FLAGS_image[0]);
         }
         return kError;
     }
 
@@ skipping 51 matching lines @@
                 SkDebugf(", %d", ((c) >> (FLAGS_rgb*8)) & 0xFF);
             }
         }
     } else {
         for (int y = top; y <= bottom; ++y) {
             for (int x = left; x <= right; ++x) {
                 SkColor c = bitmap.getColor(x, y);
 
                 SkDebugf(", %d", ((c) >> (FLAGS_rgb*8)) & 0xFF);
             }
-        }        
+        }
     }
 
     SkDebugf("\n");
 
     return kSuccess;
 }
 
 #if !defined SK_BUILD_FOR_IOS
 int main(int argc, char * const argv[]) {
     return tool_main(argc, (char**) argv);
 }
 #endif