Fix "missing return" gcc warning in ScrollAnimatorNone

https://bugs.webkit.org/show_bug.cgi?id=66480

Reviewed by Tony Chang.

* platform/ScrollAnimatorNone.cpp:
(WebCore::ScrollAnimatorNone::PerAxisData::curveAt):
(WebCore::ScrollAnimatorNone::PerAxisData::curveDerivativeAt):


git-svn-id: svn://svn.chromium.org/blink/trunk@93328 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/WebCore/ChangeLog

+2011-08-18  Nico Weber  <thakis@chromium.org>
+
+        Fix "missing return" gcc warning in ScrollAnimatorNone
+        https://bugs.webkit.org/show_bug.cgi?id=66480
+
+        Reviewed by Tony Chang.
+
+        * platform/ScrollAnimatorNone.cpp:
+        (WebCore::ScrollAnimatorNone::PerAxisData::curveAt):
+        (WebCore::ScrollAnimatorNone::PerAxisData::curveDerivativeAt):
+
 2011-08-18  James Simonsen  <simonjam@chromium.org>
 
         Revalidate expired resources if they're requested after the initial document load

third_party/WebKit/Source/WebCore/platform/ScrollAnimatorNone.cpp

@@ -98,6 +98,7 @@ double ScrollAnimatorNone::PerAxisData::curveAt(Curve curve, double t)
         t -= 2.625 / 2.75;
         return 7.5625 * t * t + .984375;
     }
+    return 0;
 }
 
 double ScrollAnimatorNone::PerAxisData::attackCurve(Curve curve, double deltaTime, double curveT, double startPosition, double attackPosition)
@@ -126,6 +127,7 @@ double ScrollAnimatorNone::PerAxisData::curveDerivativeAt(Curve curve, double t)
     case Bounce:
         return t;
     }
+    return 0;
 }
 
 ScrollAnimatorNone::PerAxisData::PerAxisData(ScrollAnimatorNone* parent, float* currentPosition)