[Android WebView] Migrate the rendering code to a separate set of classes.

android_webview/native/render_helper.h

+// Copyright (c) 2013 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.
+
+#ifndef ANDROID_WEBVIEW_NATIVE_PICTURE_HELPER_H_
+#define ANDROID_WEBVIEW_NATIVE_PICTURE_HELPER_H_
+
+#include "android_webview/browser/view_renderer_impl.h"
+#include "base/android/scoped_java_ref.h"
+
+namespace android_webview {
+
+// Native side of java-class of same name.
+// Provides utility methods for rendering involving with Java objects.
+class RenderHelper : public ViewRendererImpl::JavaHelper {
+ public:
+  RenderHelper();
+  virtual ~RenderHelper();
+
+  // ViewRendererImpl::JavaHelper implementation.
+  virtual base::android::ScopedJavaLocalRef<jobject> CreateBitmap(
+      JNIEnv* env, int width, int height) OVERRIDE;

[benm (inactive), 2013/01/21 20:34:49]

nit: indent

[Leandro Graciá Gil, 2013/01/22 08:18:46]

Done.

+  virtual void DrawBitmapIntoCanvas(JNIEnv* env,
+                                    jobject jbitmap,
+                                    jobject jcanvas) OVERRIDE;

[mkosiba (inactive), 2013/01/22 02:13:34]

again.. ScopedJava..Ref nit.

[Leandro Graciá Gil, 2013/01/22 08:18:46]

Done.

+  virtual base::android::ScopedJavaLocalRef<jobject> RecordRasterizedBitmap(
+     JNIEnv* env, jobject jbitmap) OVERRIDE;
+};
+
+bool RegisterRenderHelper(JNIEnv* env);
+
+}  // namespace android_webview
+
+#endif  // ANDROID_WEBVIEW_NATIVE_PICTURE_HELPER_H_