Initial import attempt, just to play with. Many things disabled/removed

ui/cc/cc/CCActiveGestureAnimation.cpp

Index: ui/cc/cc/CCActiveGestureAnimation.cpp
diff --git a/ui/cc/cc/CCActiveGestureAnimation.cpp b/ui/cc/cc/CCActiveGestureAnimation.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..50f4ad8a64085a8afa80923139829acb30cef74b
--- /dev/null
+++ b/ui/cc/cc/CCActiveGestureAnimation.cpp
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2012 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ * 2.  Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+
+#include "cc/CCActiveGestureAnimation.h"
+
+#include "TraceEvent.h"
+#include "cc/CCGestureCurve.h"
+
+namespace WebCore {
+
+PassOwnPtr<CCActiveGestureAnimation> CCActiveGestureAnimation::create(PassOwnPtr<CCGestureCurve> curve, CCGestureCurveTarget* target)
+{
+    return adoptPtr(new CCActiveGestureAnimation(curve, target));
+}
+
+CCActiveGestureAnimation::CCActiveGestureAnimation(PassOwnPtr<CCGestureCurve> curve, CCGestureCurveTarget* target)
+    : m_startTime(0)
+    , m_waitingForFirstTick(true)
+    , m_gestureCurve(curve)
+    , m_gestureCurveTarget(target)
+{
+    TRACE_EVENT_ASYNC_BEGIN1("input", "GestureAnimation", this, "curve", m_gestureCurve->debugName());
+}
+
+CCActiveGestureAnimation::~CCActiveGestureAnimation()
+{
+    TRACE_EVENT_ASYNC_END0("input", "GestureAnimation", this);
+}
+
+bool CCActiveGestureAnimation::animate(double monotonicTime)
+{
+    if (m_waitingForFirstTick) {
+        m_startTime = monotonicTime;
+        m_waitingForFirstTick = false;
+    }
+
+    // CCGestureCurves used zero-based time, so subtract start-time.
+    return m_gestureCurve->apply(monotonicTime - m_startTime, m_gestureCurveTarget);
+}
+
+} // namespace WebCore