This CL defines minui_backend as an interface, and expresses the three
backends (adf, drm and fbdev) as subclasses to the interface.
Test: 'Run graphics test' on N9, Pixel C and N5X.
Change-Id: I0e23951c7b2e2ff918957a8d9fc8b0085b6e5952
static_cast is preferable to reinterpret_cast when casting from void*
pointers returned by malloc/calloc/realloc/mmap calls.
Discovered while looking at compiler warnings (b/26936282).
Test: WITH_TIDY=1 WITH_STATIC_ANALYZER=1 mma
Change-Id: Iaffd537784aa857108f6981fdfd82d0496eb5592
Merged-In: I151642d5a60c94f312d0611576ad0143c249ba3d
This reverts commit e5879c3639.
The swap in page flip code is not needed any more.
New changes take care of ABGR and BGRA formats swapping bytes in
png and drawing routines
See commit fd778e3e40
Bug: 26243152
Change-Id: I313ee41bee2c143b4e5412515285a65ac394ec77