Relax the requirement for all color attachments to have the same number of bitplanes for ES 3.0 contexts.
Relax the requirement for all color attachments to have the same number of bitplanes for ES 3.0 contexts.

TRAC #22704

Signed-off-by: Geoff Lang
Signed-off-by: Shannon Woods
Author: Jamie Madill

git-svn-id: 7288974629ec06eaf04ee103a0a5f761b9efd9a5@2101 736b8ea6-26fd-11df-bfd4-992fa37f6226

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