Cleanup: Convert const char* kFoo to const char kFoo[].

content/browser/compositor/gl_helper_benchmark.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file looks like a unit test, but it contains benchmarks and test
 // utilities intended for manual evaluation of the scalers in
 // gl_helper*. These tests produce output in the form of files and printouts,
 // but cannot really "fail". There is no point in making these tests part
 // of any test automation run.
 
@@ skipping 24 matching lines @@
 #include "ui/gl/gl_surface.h"
 
 namespace content {
 
 content::GLHelper::ScalerQuality kQualities[] = {
     content::GLHelper::SCALER_QUALITY_BEST,
     content::GLHelper::SCALER_QUALITY_GOOD,
     content::GLHelper::SCALER_QUALITY_FAST,
 };
 
-const char* kQualityNames[] = {
+const char* const kQualityNames[] = {
     "best", "good", "fast",
 };
 
 class GLHelperTest : public testing::Test {
  protected:
   void SetUp() override {
     gpu::gles2::ContextCreationAttribHelper attributes;
     attributes.alpha_size = 8;
     attributes.depth_size = 24;
     attributes.red_size = 8;
@@ skipping 181 matching lines @@
       std::string filename = base::StringPrintf("testoutput_%s_%d.ppm",
                                                 kQualityNames[q], percents[p]);
       VLOG(0) << "Writing " << filename;
       SaveToFile(&output_pixels, base::FilePath::FromUTF8Unsafe(filename));
     }
   }
   gl_->DeleteTextures(1, &src_texture);
   gl_->DeleteFramebuffers(1, &framebuffer);
 }
 
-}  // namespace
+}  // namespace content