First pass at a web app that lets you run Skia code and see the results.

experimental/webtry/template.cpp

Index: experimental/webtry/template.cpp
diff --git a/experimental/webtry/template.cpp b/experimental/webtry/template.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..20b9086cde90c35f4132c4155df2d8d4b798f0ca
--- /dev/null
+++ b/experimental/webtry/template.cpp
@@ -0,0 +1,23 @@
+#include "SkCanvas.h"
+#include "SkGraphics.h"
+#include "SkImageEncoder.h"
+#include "SkImageInfo.h"
+#include "SkForceLinking.h"
+
+int main() {
+    SkForceLinking(false);
+    SkGraphics::Init();
+
+    SkImageInfo info = SkImageInfo::MakeN32(300, 300, kPremul_SkAlphaType);
+    SkBitmap bitmap;
+    bitmap.setConfig(info);
+    bitmap.allocPixels();
+    SkCanvas c(bitmap);
+    c.drawColor(SK_ColorWHITE);
+
+    $usercode
+
+    if (!SkImageEncoder::EncodeFile("foo.png", bitmap, SkImageEncoder::kPNG_Type, 100)) {
+        printf("Failed to encode\n");
+    }
+}