cc: Remove WebCore dependecies from CCRenderPass and CCDrawQuad classes.

cc/stubs/FloatRect.h

Index: cc/stubs/FloatRect.h
diff --git a/cc/stubs/FloatRect.h b/cc/stubs/FloatRect.h
index 2eb03e2749e738ef9c94b80f3c89dcf882a3c419..9e009d91fe36e51a35206ed5226583078d14af7d 100644
--- a/cc/stubs/FloatRect.h
+++ b/cc/stubs/FloatRect.h
@@ -13,6 +13,8 @@
 #else
 #include "third_party/WebKit/Source/WebCore/platform/graphics/FloatRect.h"
 #endif
+#include <public/WebRect.h>
+#include <public/WebFloatRect.h>
 
 namespace cc {
 
@@ -49,6 +51,21 @@ public:
         :WebCore::FloatRect(rect)
     {
     }
+
+    FloatRect(WebKit::WebRect rect)
+        : WebCore::FloatRect(rect.x, rect.y, rect.width, rect.height)
+    {
+    }
+
+    FloatRect(WebKit::WebFloatRect rect)
+        : WebCore::FloatRect(rect.x, rect.y, rect.width, rect.height)
+    {
+    }
+
+    operator WebKit::WebFloatRect() const
+    {
+        return WebKit::WebFloatRect(x(), y(), width(), height());
+    }
 };
 
 }