cc: Remove WebCore dependecies from CCRenderPass and CCDrawQuad classes.

cc/CCDrawQuad.cpp

Index: cc/CCDrawQuad.cpp
diff --git a/cc/CCDrawQuad.cpp b/cc/CCDrawQuad.cpp
index b88eac68610a4a01ab19ec3619f574e54d806494..816433155a548749ac4716162c42cf90a2371be3 100644
--- a/cc/CCDrawQuad.cpp
+++ b/cc/CCDrawQuad.cpp
@@ -18,7 +18,7 @@
 
 namespace cc {
 
-CCDrawQuad::CCDrawQuad(const CCSharedQuadState* sharedQuadState, Material material, const IntRect& quadRect)
+CCDrawQuad::CCDrawQuad(const CCSharedQuadState* sharedQuadState, Material material, const WebKit::WebRect& quadRect)
     : m_sharedQuadState(sharedQuadState)
     , m_sharedQuadStateId(sharedQuadState->id)
     , m_material(material)
@@ -31,19 +31,25 @@ CCDrawQuad::CCDrawQuad(const CCSharedQuadState* sharedQuadState, Material materi
     ASSERT(m_material != Invalid);
 }
 
-IntRect CCDrawQuad::opaqueRect() const
+WebKit::WebRect CCDrawQuad::opaqueRect() const
 {
     if (opacity() != 1)
-        return IntRect();
+        return WebKit::WebRect();
     if (m_sharedQuadState->opaque && m_quadOpaque)
         return m_quadRect;
     return m_opaqueRect;
 }
 
-void CCDrawQuad::setQuadVisibleRect(const IntRect& quadVisibleRect)
+// FIXME: Move this back to the header file when we are no longer using WebRect.
+bool CCDrawQuad::needsBlending() const
+{
+  return m_needsBlending || !static_cast<IntRect>(opaqueRect()).contains(static_cast<IntRect>(m_quadVisibleRect));
+}
+
+void CCDrawQuad::setQuadVisibleRect(const WebKit::WebRect& quadVisibleRect)
 {
     IntRect intersection = quadVisibleRect;
-    intersection.intersect(m_quadRect);
+    intersection.intersect(static_cast<IntRect>(m_quadRect));
     m_quadVisibleRect = intersection;
 }