Allow ANGLE developers to toggle unimplemented assertion failures with preprocessor define.
Allow ANGLE developers to toggle unimplemented assertion failures with preprocessor define.

TRAC #23089

Signed-off-by: Nicolas Capens
Signed-off-by: Shannon Woods
Author: Jamie Madill

git-svn-id: 7288974629ec06eaf04ee103a0a5f761b9efd9a5@2406 736b8ea6-26fd-11df-bfd4-992fa37f6226

android-ia/platform_external_chromium_org_third_party_angle,larsbergstrom/angle,mybios/angle,vvuk/angle,domokit/waterfall,mikolalysenko/angle,mikolalysenko/angle,nandhanurrevanth/angle,csa7mdm/angle,xin3liang/platform_external_chromium_org_third_party_angle,ppy/angle,ppy/angle,ecoal95/angle,bsergean/angle,MSOpenTech/angle,crezefire/angle,crezefire/angle,xin3liang/platform_external_chromium_org_third_party_angle,mlfarrell/angle,crezefire/angle,MSOpenTech/angle,mikolalysenko/angle,larsbergstrom/angle,xin3liang/platform_external_chromium_org_third_party_angle,vvuk/angle,MIPS/external-chromium_org-third_party-angle,ecoal95/angle,mrobinson/rust-angle,MIPS/external-chromium_org-third_party-angle,geekboxzone/lollipop_external_chromium_org_third_party_angle,ecoal95/angle,nandhanurrevanth/angle,android-ia/platform_external_chromium_org_third_party_angle,jgcaaprom/android_external_chromium_org_third_party_angle,mrobinson/rust-angle,mrobinson/rust-angle,csa7mdm/angle,ppy/angle,vvuk/angle,larsbergstrom/angle,ecoal95/angle,mrobinson/rust-angle,MIPS/external-chromium_org-third_party-angle,csa7mdm/angle,ecoal95/angle,ghostoy/angle,MSOpenTech/angle,ghostoy/angle,jgcaaprom/android_external_chromium_org_third_party_angle,larsbergstrom/angle,geekboxzone/lollipop_external_chromium_org_third_party_angle,android-ia/platform_external_chromium_org_third_party_angle,jgcaaprom/android_external_chromium_org_third_party_angle,mybios/angle,domokit/waterfall,nandhanurrevanth/angle,jgcaaprom/android_external_chromium_org_third_party_angle,bsergean/angle,bsergean/angle,xin3liang/platform_external_chromium_org_third_party_angle,mybios/angle,csa7mdm/angle,MSOpenTech/angle,mybios/angle,nandhanurrevanth/angle,mikolalysenko/angle,mlfarrell/angle,mlfarrell/angle,mrobinson/rust-angle,crezefire/angle,android-ia/platform_external_chromium_org_third_party_angle,MIPS/external-chromium_org-third_party-angle,bsergean/angle,ppy/angle,ghostoy/angle,mlfarrell/angle,vvuk/angle,geekboxzone/lollipop_external_chromium_org_third_party_angle,ghostoy/angle,geekboxzone/lollipop_external_chromium_org_third_party_angle