Move blink<->cc bindings to cc/blink

These files provide the implementations of the public Blink API that
bind to the cc implementation. This moves them out of content/ into a
subdirectory of cc/ so that we can reuse these files in mojo which
can depend on cc/ and on blink but not on content/. To make sure we
don't introduce dependencies from cc/ on blink proper, cc/DEPS forbids
including cc/blink/ and cc/blink/DEPS allows using the blink headers.
cc_blink is built as a separate component to avoid linking anything from
blink into targets that don't care about the blink bindings (such as
the browser compositor).

R=darin@chromium.org

Review URL: https://codereview.chromium.org/470983004

Cr-Commit-Position: refs/heads/master@{#290464}
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@290464 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 60 insertions, 0 deletions

diff --git a/cc/blink/web_content_layer_impl.h b/cc/blink/web_content_layer_impl.h
new file mode 100644
index 0000000..913fa39
--- /dev/null
+++ b/cc/blink/web_content_layer_impl.h
@@ -0,0 +1,60 @@
+// Copyright 2014 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 CC_BLINK_WEB_CONTENT_LAYER_IMPL_H_
+#define CC_BLINK_WEB_CONTENT_LAYER_IMPL_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "cc/blink/cc_blink_export.h"
+#include "cc/blink/web_layer_impl.h"
+#include "cc/layers/content_layer_client.h"
+#include "third_party/WebKit/public/platform/WebContentLayer.h"
+
+namespace cc {
+class IntRect;
+class FloatRect;
+}
+
+namespace blink {
+class WebContentLayerClient;
+}
+
+namespace cc_blink {
+
+class WebContentLayerImpl : public blink::WebContentLayer,
+                            public cc::ContentLayerClient {
+ public:
+  CC_BLINK_EXPORT explicit WebContentLayerImpl(blink::WebContentLayerClient*);
+
+  // WebContentLayer implementation.
+  virtual blink::WebLayer* layer();
+  virtual void setDoubleSided(bool double_sided);
+  virtual void setDrawCheckerboardForMissingTiles(bool checkerboard);
+
+ protected:
+  virtual ~WebContentLayerImpl();
+
+  // ContentLayerClient implementation.
+  virtual void PaintContents(SkCanvas* canvas,
+                             const gfx::Rect& clip,
+                             gfx::RectF* opaque,
+                             ContentLayerClient::GraphicsContextStatus
+                                 graphics_context_status) OVERRIDE;
+  virtual void DidChangeLayerCanUseLCDText() OVERRIDE;
+  virtual bool FillsBoundsCompletely() const OVERRIDE;
+
+  scoped_ptr<WebLayerImpl> layer_;
+  blink::WebContentLayerClient* client_;
+  bool draws_content_;
+
+ private:
+  bool can_use_lcd_text_;
+  bool ignore_lcd_text_change_;
+
+  DISALLOW_COPY_AND_ASSIGN(WebContentLayerImpl);
+};
+
+}  // namespace cc_blink
+
+#endif  // CC_BLINK_WEB_CONTENT_LAYER_IMPL_H_