Revert of Add config options to run different GPU APIs to dm and nanobench

tools/flags/SkCommonFlagsConfig.h

Index: tools/flags/SkCommonFlagsConfig.h
diff --git a/tools/flags/SkCommonFlagsConfig.h b/tools/flags/SkCommonFlagsConfig.h
deleted file mode 100644
index 423cf1118caf86aae781e1a7a93c575879606e4a..0000000000000000000000000000000000000000
--- a/tools/flags/SkCommonFlagsConfig.h
+++ /dev/null
@@ -1,74 +0,0 @@
-/*
- * Copyright 2015 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef SK_COMMON_FLAGS_CONFIG_H
-#define SK_COMMON_FLAGS_CONFIG_H
-
-#include "SkCommandLineFlags.h"
-
-#if SK_SUPPORT_GPU
-#include "GrContextFactory.h"
-#endif
-
-DECLARE_string(config);
-
-#if SK_SUPPORT_GPU
-class SkCommandLineConfigGpu;
-#endif
-
-// SkCommandLineConfig represents a Skia rendering configuration string.
-// The string has following form:
-// tag:
-//   [via-]*backend
-// where 'backend' consists of chars excluding hyphen or "angle-gl"
-// and each 'via' consists of chars excluding hyphen.
-class SkCommandLineConfig {
-  public:
-    SkCommandLineConfig(const SkString& tag, const SkString& backend,
-                        const SkTArray<SkString>& viaParts);
-    virtual ~SkCommandLineConfig();
-#if SK_SUPPORT_GPU
-    virtual const SkCommandLineConfigGpu* asConfigGpu() const { return nullptr; }
-#endif
-    const SkString& getTag() const { return fTag; }
-    const SkString& getBackend() const { return fBackend; }
-    const SkTArray<SkString>& getViaParts() const { return fViaParts; }
-  private:
-    SkString fTag;
-    SkString fBackend;
-    SkTArray<SkString> fViaParts;
-};
-
-#if SK_SUPPORT_GPU
-// SkCommandLineConfigGpu is a SkCommandLineConfig that extracts information out of the backend
-// part of the tag. It is constructed tags that have:
-// * backends of form "gpu(option=value,option2=value,...)"
-// * backends that represent a shorthand of above (such as "msaa16" representing "gpu(samples=16)")
-class SkCommandLineConfigGpu : public SkCommandLineConfig {
-  public:
-    typedef GrContextFactory::GLContextType ContextType;
-    SkCommandLineConfigGpu(const SkString& tag, const SkTArray<SkString>& viaParts,
-                           ContextType contextType, bool useNVPR, bool useDIText, int samples);
-    const SkCommandLineConfigGpu* asConfigGpu() const override { return this; }
-    ContextType getContextType() const { return fContextType; }
-    bool getUseNVPR() const { return fUseNVPR; }
-    bool getUseDIText() const { return fUseDIText; }
-    int getSamples() const { return fSamples; }
-
-  private:
-    ContextType fContextType;
-    bool fUseNVPR;
-    bool fUseDIText;
-    int fSamples;
-};
-#endif
-
-typedef SkTArray<SkAutoTDelete<SkCommandLineConfig>, true> SkCommandLineConfigArray;
-void ParseConfigs(const SkCommandLineFlags::StringArray& configList,
-                  SkCommandLineConfigArray* outResult);
-
-#endif