Remove IntSize::area, and rename IntSize::area_safe() to IntSize::area()

IntSize::area_safe was not named correctly for blink, and the old area
function should have been deprecated anyhow. This CL cleans this up.

Review URL: https://codereview.chromium.org/226523005

git-svn-id: svn://svn.chromium.org/blink/trunk@171363 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/core/rendering/compositing/RenderLayerCompositor.cpp

@@ -656,8 +656,8 @@ bool RenderLayerCompositor::squashingWouldExceedSparsityTolerance(const RenderLa
     IntRect bounds = candidate->ancestorDependentProperties().clippedAbsoluteBoundingBox;
     IntRect newBoundingRect = squashingState.boundingRect;
     newBoundingRect.unite(bounds);
-    const uint64_t newBoundingRectArea = newBoundingRect.size().area_safe();
-    const uint64_t newSquashedArea = squashingState.totalAreaOfSquashedRects + bounds.size().area_safe();
+    const uint64_t newBoundingRectArea = newBoundingRect.size().area();
+    const uint64_t newSquashedArea = squashingState.totalAreaOfSquashedRects + bounds.size().area();
     return newBoundingRectArea > gSquashingSparsityTolerance * newSquashedArea;
 }
 

third_party/WebKit/Source/platform/geometry/IntSize.h

@@ -98,13 +98,8 @@ public:
             m_height = minimumSize.height();
     }
 
-    int area() const
-    {
-        return m_width * m_height;
-    }
-
     // Return area in a uint64_t to avoid overflow.
-    uint64_t area_safe() const
+    uint64_t area() const
     {
         return static_cast<uint64_t>(width()) * height();
     }