import changes from `dev' branch of rmottola/Arctic-Fox:

- Bug 1132854 - Remove the gfx::ToIntSize conversion helper. r=Bas (0ee451e53)
- Bug 1020179 - Let PContent manage PContentPermissionRequest. r=fabrice, r=khuey (caf96b54e)
- Bug 1153023 - Convert TabParent::mChromeOffset to a LayoutDeviceIntPoint. r=billm (ba338584a)
- Bug 1139033 - Don't schedule an unnecessary repeat transaction when doing a non-progressive paint. r=nical (9c77d9318)
- Bug 1137203 - Ignore the critical displayport when a layer is subject to OMTA relative to the scrolling ancestor. r=BenWa (c9bedfb1e)
- Bug 1137203 - Cleanup to ditch the fast-path code entirely and just prevent progressive drawing in the equivalent scenarios. r=BenWa (6bc5b8813)
- Bug 1128042 - Don't round critical displayport out as it should already be tile aligned and rounding error can increase tile usage. r=botond (03e34e2c5)
- Bug 1149461 - Disable progressive drawing unless the compositor is actively scrolling a tiled layer. r=nical (7a3de28cb)
- Bug 1152838 - Correctly inflate valid regions to tile boundaries. r=mattwoodrow (7a496f645)
- Bug 1148971 - Make nsITheme::GetMinimumWidgetSize return a LayoutDeviceIntSize result instead of the unit-less nsIntSize type. r=roc (c34ddc478)
- Bug 1155621 - Make nsIntRect and nsIntPoint typedefs of mozilla::gfx::IntRect and mozilla::gfx::IntPoint. r=Bas (9901a37f6)
- Bug 1156632 - Remove unused forward class declarations - patch 5 - rdf, parser, layout and something else, r=ehsan (794739bd3)
- Bug 1156632 - Remove unused forward class declarations - patch 6 - the rest of the tree, r=ehsan (63a2c4cb4)
- Bug 1161634 - Allow synthesizing native mouse-scroll events on Linux. r=karlt (b88c1f367)
- Bug 1161634 - Enable the test_wheel_scroll on Linux as well. r=mstange (7dab62ad4)
- Bug 1144643 - Render tooltips as transparent on Gtk3. r=karlt (80f7fa312)
- Bug 1174966 part 1 - Change type of mCancelledPointerLockRequests field from uint32_t to bit field. r=smaug (ef235c33e)
- Bug 1155030 - Fix asterix/asterisk misspelling. r=ehsan (edb769304)
- Bug 1149194 - Don't use uninitialized value in ComputedTimingFunction::operator==. r=bbirtles (6bc804d45)
- Bug 1151346 - Make ActiveLayerTracker::IsOffsetOrMarginStyleAnimated respect CSS animations. r=roc (2c3f24ba0)
- Bug 1151346 - Back out the important part again because of bug 1151889. (002b0e67b)
- Bug 1122414 part 1 - Factor out a TransitionProperty method in ElementPropertyTransition; r=jwatt (ddbbdb04c)
- Bug 1122414 part 2 - Return the transitionProperty from Animation.name for CSS transitions; r=jwatt (689251b93)
- Bug 1122414 part 3 - Update DevTools tests to expect a name for transitions; r=pbrosset (f0d7e57e9)
- Bug 1149999 - 1 - Display transition names in animation-panel now that they have names; r=past (ea3d8d552)
- Bug 1120343 - 1 - Allow setting animations' currentTime by clicking/dragging the timeline; r=miker (936996d21)
- Bug 1120343 - 2 - Add rewind and fast-forward buttons to animation player widgets; r=miker (95eddc465)
- Bug 1120343 - 3 - Tests for the current time control in the animation panel; r=miker (b8a93f858)
- Bug 1110762 - Add a setCurrentTime method to the animation actor; r=past (d0dae8967)
- Bug 1123851 - 1 - Element geometry highlighter; r=bgrins (89b1a83bf)
- Bug 1123851 - 2 - Tests for the element geometry highlighter; r=bgrins (7542bcab0)
- add missing part of accessing first element from Bug 1139925 - Make the BoxModelHighlighter highlight all quads (b5c6076c1)
- Bug 1139186 - 1 - Refactor to the native anon nodes manipulation in highlighters; r=bgrins (a454aefbf)
- Bug 1139186 - 2 - Add event handling support to CanvasFrameAnonymousContentHelper; r=bgrins (a705c2716)
- Bug 1120339 - Add setPlaybackRate method to AnimationPlayerActor; r=past (efa167a19)
- Bug 1120833 - 2 - Fire events about changed animations in the AnimationsActor; r=past (4b5fddd23)
- Bug 1120833 - 1 - Remove EventEmitter usage in AnimationPlayerFront (21186e616)

gfx/layers/basic/BasicLayerManager.cpp

@@ -639,7 +639,7 @@ Transform(const gfxImageSurface* aDest,
     return;
   }
 
-  IntSize destSize = ToIntSize(aDest->GetSize());
+  IntSize destSize = aDest->GetSize();
   SkImageInfo destInfo = SkImageInfo::Make(destSize.width,
                                            destSize.height,
                                            kBGRA_8888_SkColorType,
@@ -697,7 +697,7 @@ Transform(const gfxImageSurface* aDest,
           const gfx3DMatrix& aTransform,
           gfxPoint aDestOffset)
 {
-  IntSize destSize = ToIntSize(aDest->GetSize());
+  IntSize destSize = aDest->GetSize();
   pixman_image_t* dest = pixman_image_create_bits(aDest->Format() == gfxImageFormat::ARGB32 ? PIXMAN_a8r8g8b8 : PIXMAN_x8r8g8b8,
                                                   destSize.width,
                                                   destSize.height,