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

- Bug 1233109 - Refactor module parsing to instantiate ModuleBuilder earlier r=shu (ae6693165a)
- Bug 1233109 - Call into the ModuleBuilder as we parse rather than traversing the AST again afterwards r=shu (c28f785d33)
- Bug 1233109 - Check for duplicate exported names using the data in the ModuleBuilder and remove ModuleBox::exportNames r=shu (03999c3ebf)
- Bug 1233109 - Make the getters in Import/ExportEntryObject const r=shu (ed6c2e5dca)
- Bug 1228211 (part 1) - Rearrange nsDisplayCanvasBackgroundImage::Paint(). r=dholbert. (00f3aacb07)
- Bug 1228211 (part 2) - Remove unused functions in nsRenderingContext. r=dholbert. (86d9983e82)
- Bug 1231550 - Use DrawTarget instead of gfxContext and/or nsRenderingContext in many places in font/text code. r=jfkthame. (b0962c9b17)
- Bug 1234418 - Not trust glyph run starts from a cluster start character. r=jfkthame (b0920d8072)
- more of  Bug 1222166 - use gcc/clang warning f (690640c6c7)
- Bug 1064843 part 1 - Make nsImageFrame inherit nsContainerFrame. r=dholbert (bd5efe0a93)
- Bug 1238660 part 1 - Make mWinsInCascade initially false; r=hiro (8420017e68)
- Bug 1238660 part 2 - Preserve "wins in cascade" state when updating animations; r=hiro (348a8ef769)
- Bug 1230408 - Move suppress line break check out from control of SkipParentDisplayBasedStyleFixup. r=dbaron (ca853b3162)
- Bug 1238660 part 3 - Add crashtest; r=hiro (ab4daba520)
- Bug 1230005: Factor out relocation style decision; r=jolesen (03ea0e9ba0)
- Bug 1230005: Hide specifics of the LDR instruction; r=jolesen (92b0396f81)
- Bug 1230005: Flush the assembler buffer at the end of asm.js compilation; r=luke (06e0911bfb)
- Bug 1230005: Delay buffer flushing in asm.js until the last minute; r=luke (d3be91cca5)
- Bug 1233111 - Share method lists for SIMD types. r=bbouvier (70ec039259)
- Bug 1229642 - Fix unified build duplicate static name error (rs=jandem) (eb05c13fec)
- Bug 1231338 - SAB gating test cases. r=luke (a8c6740745)
- Bug 1233111 - Remove geometry altering SIMD conversions. r=bbouvier (a9c93d7694)
- Bug 1233111 - Add unsigned SIMD types to interpreter. r=bbouvier (6187dc7a1e)
- Bug 1233111 - Add ecma_7 shift tests. r=bbouvier (17c612dac5)
- Bug 1233111 - Implement SIMD shiftRightByScalar(). r=bbouvie (b9b0c848b7)
- Bug 1233111 - Add a new ToUint8() function. r=efaust (f1bc50a229)
- ug 1233111 - Implement saturating arithmetic for SIMD. r=bbouvier (42a98a07d6)
- Bug 1229642 - Factor out StringToNewUTF8CharsZ (r=jandem) (3c4f71214b)
- revert PM modification to setProfilingEnabled (4a05202975)
- Bug 1229642 - Split wasm::Module out of AsmJSModule (r=bbouvier) (75a1832b1a)
- Bug 1229642 - change to AsmJSActivation to WasmActivation (r=bbouvier) (a2e8513369)
- Bug 1229642 - Factor AsmJSLink.cpp into wasm/asm.js and consolidate AsmJS* into AsmJS.cpp (r=bbouvier) (3a489c6410)

layout/mathml/nsMathMLmtableFrame.cpp

@@ -888,7 +888,7 @@ nsMathMLmtableOuterFrame::Reflow(nsPresContext*          aPresContext,
                                             nsLayoutUtils::
                                             FontSizeInflationFor(this));
       nscoord axisHeight;
-      GetAxisHeight(*aReflowState.rendContext, fm, axisHeight);
+      GetAxisHeight(aReflowState.rendContext->GetDrawTarget(), fm, axisHeight);
       if (rowFrame) {
         // anchor the table on the axis of the row of reference
         // XXX fallback to baseline because it is a hard problem