color_picker.cc fix float-to-bool conversion warning

content/browser/devtools/protocol/color_picker.cc

 // Copyright 2014 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.
 
 #include "content/browser/devtools/protocol/color_picker.h"
 
 #include "base/bind.h"
 #include "build/build_config.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
@@ skipping 163 matching lines @@
                         kCursorSize * device_scale_factor);
   result.eraseARGB(0, 0, 0, 0);
 
   SkCanvas canvas(result);
   canvas.scale(device_scale_factor, device_scale_factor);
   canvas.translate(0.5f, 0.5f);
 
   SkPaint paint;
 
   // Paint original spot with cross.
-  if (kHotspotRadius) {
+  if (kHotspotRadius > 0) {
     paint.setStrokeWidth(1);
     paint.setAntiAlias(false);
     paint.setColor(SK_ColorDKGRAY);
     paint.setStyle(SkPaint::kStroke_Style);
 
     canvas.drawLine(kHotspotOffset, kHotspotOffset - 2 * kHotspotRadius,
                     kHotspotOffset, kHotspotOffset - kHotspotRadius,
                     paint);
     canvas.drawLine(kHotspotOffset, kHotspotOffset + kHotspotRadius,
                     kHotspotOffset, kHotspotOffset + 2 * kHotspotRadius,
@@ skipping 63 matching lines @@
 #endif
 
   cursor.InitFromCursorInfo(cursor_info);
   DCHECK(host_);
   host_->SetCursor(cursor);
 }
 
 }  // namespace page
 }  // namespace devtools
 }  // namespace content