Bug 935923 - Rename AlphaMode helper function to D2DAlphaModeForFormat and replace most of its uses with D2DPixelFormat. r=Bas

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extra : rebase_source : c01334a631fae221d474c89502057892c9f540fd
Bug 936458 - Use MOZ_ASSERT instead of NS_ABORT_IF_FALSE in BasePoint3D.h and BasePoint4D.h because NS_ABORT_IF_FALSE is not in mfbt and can't be used in standalone moz2d. r=Bas

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extra : rebase_source : 6ce1149a1c99feb0892a858851350b0e5119fc1a
Bug 936459 - Move Tools.h include into the right file. r=Bas

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extra : rebase_source : 9c976b595a2dd22511184f1341a4d4192e375b50
Bug 923840 - Mark -moz-appearance:toolbar as opaque on Mac. r=roc

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extra : rebase_source : 6f7ba3357c3d24c6c273270b25627dcab8298d47
Bug 934023 - Use the correct cell rect when drawing the window buttons. r=smichaud

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extra : rebase_source : 02a43c9e84c3f796bb8dc547734dc2169915ce86