Remove SampleApp and convert HelloWorld to sk_app

There is still a large amount of views code that could be trimmed down,
but which is used to implement samples (in viewer). Seemed simpler to
remove some of this code in pieces.

Bug: skia:
Change-Id: Ia3415060d03c8de604a154e3dc38379b754daab6
Reviewed-on: https://skia-review.googlesource.com/72801
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Jim Van Verth <jvanverth@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/tools/sk_app/RasterWindowContext.h b/tools/sk_app/RasterWindowContext.h
new file mode 100644
index 0000000000..75bde03ad7
--- /dev/null
+++ b/tools/sk_app/RasterWindowContext.h
@@ -0,0 +1,28 @@
+
+/*
+ * Copyright 2016 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+#ifndef RasterWindowContext_DEFINED
+#define RasterWindowContext_DEFINED
+
+#include "WindowContext.h"
+
+namespace sk_app {
+
+class RasterWindowContext : public WindowContext {
+public:
+    RasterWindowContext(const DisplayParams& params) : WindowContext(params) {}
+
+    // Explicitly convert nullptr to GrBackendContext is needed for compiling
+    GrBackendContext getBackendContext() override { return (GrBackendContext) nullptr; }
+
+protected:
+    bool isGpuContext() override { return false; }
+};
+
+}   // namespace sk_app
+
+#endif