Move SkGLContext and some GrGLInterface implementations to skgputest module

src/gpu/gl/mac/SkCreatePlatformGLContext_mac.cpp

Index: src/gpu/gl/mac/SkCreatePlatformGLContext_mac.cpp
diff --git a/src/gpu/gl/mac/SkCreatePlatformGLContext_mac.cpp b/src/gpu/gl/mac/SkCreatePlatformGLContext_mac.cpp
deleted file mode 100644
index 0ca62ad1ccaf91b3e985f6d10523e529e4e7cf31..0000000000000000000000000000000000000000
--- a/src/gpu/gl/mac/SkCreatePlatformGLContext_mac.cpp
+++ /dev/null
@@ -1,128 +0,0 @@
-/*
- * Copyright 2011 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-#include "SkTypes.h"
-#if defined(SK_BUILD_FOR_MAC)
-
-#include "gl/SkGLContext.h"
-#include "AvailabilityMacros.h"
-
-#include <OpenGL/OpenGL.h>
-#include <dlfcn.h>
-
-namespace {
-class MacGLContext : public SkGLContext {
-public:
-    MacGLContext();
-    ~MacGLContext() override;
-
-private:
-    void destroyGLContext();
-
-    void onPlatformMakeCurrent() const override;
-    void onPlatformSwapBuffers() const override;
-    GrGLFuncPtr onPlatformGetProcAddress(const char*) const override;
-
-    CGLContextObj fContext;
-    void* fGLLibrary;
-};
-
-MacGLContext::MacGLContext()
-    : fContext(nullptr)
-    , fGLLibrary(RTLD_DEFAULT) {
-    CGLPixelFormatAttribute attributes[] = {
-#if MAC_OS_X_VERSION_10_7
-        kCGLPFAOpenGLProfile, (CGLPixelFormatAttribute) kCGLOGLPVersion_3_2_Core,
-#endif
-        kCGLPFADoubleBuffer,
-        (CGLPixelFormatAttribute)0
-    };
-    CGLPixelFormatObj pixFormat;
-    GLint npix;
-
-    CGLChoosePixelFormat(attributes, &pixFormat, &npix);
-
-    if (nullptr == pixFormat) {
-        SkDebugf("CGLChoosePixelFormat failed.");
-        return;
-    }
-
-    CGLCreateContext(pixFormat, nullptr, &fContext);
-    CGLReleasePixelFormat(pixFormat);
-
-    if (nullptr == fContext) {
-        SkDebugf("CGLCreateContext failed.");
-        return;
-    }
-
-    CGLSetCurrentContext(fContext);
-
-    SkAutoTUnref<const GrGLInterface> gl(GrGLCreateNativeInterface());
-    if (nullptr == gl.get()) {
-        SkDebugf("Context could not create GL interface.\n");
-        this->destroyGLContext();
-        return;
-    }
-    if (!gl->validate()) {
-        SkDebugf("Context could not validate GL interface.\n");
-        this->destroyGLContext();
-        return;
-    }
-
-    fGLLibrary = dlopen(
-        "/System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib",
-        RTLD_LAZY);
-
-    this->init(gl.release());
-}
-
-MacGLContext::~MacGLContext() {
-    this->teardown();
-    this->destroyGLContext();
-}
-
-void MacGLContext::destroyGLContext() {
-    if (fContext) {
-        CGLReleaseContext(fContext);
-        fContext = nullptr;
-    }
-    if (RTLD_DEFAULT != fGLLibrary) {
-        dlclose(fGLLibrary);
-    }
-}
-
-void MacGLContext::onPlatformMakeCurrent() const {
-    CGLSetCurrentContext(fContext);
-}
-
-void MacGLContext::onPlatformSwapBuffers() const {
-    CGLFlushDrawable(fContext);
-}
-
-GrGLFuncPtr MacGLContext::onPlatformGetProcAddress(const char* procName) const {
-    return reinterpret_cast<GrGLFuncPtr>(dlsym(fGLLibrary, procName));
-}
-
-} // anonymous namespace
-
-SkGLContext* SkCreatePlatformGLContext(GrGLStandard forcedGpuAPI, SkGLContext* shareContext) {
-    SkASSERT(!shareContext);
-    if (shareContext) {
-        return nullptr;
-    }
-
-    if (kGLES_GrGLStandard == forcedGpuAPI) {
-        return nullptr;
-    }
-    MacGLContext* ctx = new MacGLContext;
-    if (!ctx->isValid()) {
-        delete ctx;
-        return nullptr;
-    }
-    return ctx;
-}
-
-#endif//defined(SK_BUILD_FOR_MAC)