Document GetIntegerv errors in ANGLE_framebuffer_blit.
Document GetIntegerv errors in ANGLE_framebuffer_blit.

git-svn-id: 2a1ef23f1c4b6a1dbccd5f9514022461535c55c0@1778 736b8ea6-26fd-11df-bfd4-992fa37f6226

MSOpenTech/angle,xin3liang/platform_external_chromium_org_third_party_angle,xuxiandi/angleproject,mrobinson/rust-angle,csa7mdm/angle,android-ia/platform_external_chromium_org_third_party_angle,csa7mdm/angle,MIPS/external-chromium_org-third_party-angle_dx11,xin3liang/platform_external_chromium_org_third_party_angle_dx11,ehsan/angle,vvuk/angle,mrobinson/rust-angle,ecoal95/angle,MSOpenTech/angle,ppy/angle,ehsan/angle,MSOpenTech/angle,ppy/angle,MIPS/external-chromium_org-third_party-angle_dx11,ehsan/angle,stammen/angleproject,ehsan/angle,ecoal95/angle,ghostoy/angle,KTXSoftware/angleproject,KalebDark/angleproject,MIPS/external-chromium_org-third_party-angle_dx11,stammen/angleproject,themusicgod1/angleproject,larsbergstrom/angle,xin3liang/platform_external_chromium_org_third_party_angle,RepublicMaster/angleproject,domokit/waterfall,crezefire/angle,MIPS/external-chromium_org-third_party-angle,xuxiandi/angleproject,pombreda/angleproject,bsergean/angle,stammen/angleproject,mlfarrell/angle,nandhanurrevanth/angle,mybios/angle,mybios/angle,geekboxzone/lollipop_external_chromium_org_third_party_angle,cantren/angleproject,shairai/angleproject,KTXSoftware/angleproject,geekboxzone/lollipop_external_chromium_org_third_party_angle,KTXSoftware/angleproject,nandhanurrevanth/angle,MSOpenTech/angle,cantren/angleproject,xuxiandi/angleproject,larsbergstrom/angle,android-ia/platform_external_chromium_org_third_party_angle,shairai/angleproject,xin3liang/platform_external_chromium_org_third_party_angle_dx11,MSOpenTech/angle-win8.0,cantren/angleproject,xin3liang/platform_external_chromium_org_third_party_angle,ecoal95/angle,android-ia/platform_external_chromium_org_third_party_angle_dx11,pombreda/angleproject,MIPS/external-chromium_org-third_party-angle,MIPS/external-chromium_org-third_party-angle,vvuk/angle-old,vvuk/angle-old,ppy/angle,mybios/angle,MSOpenTech/angle-win8.0,domokit/waterfall,KTXSoftware/angleproject,mlfarrell/angle,ppy/angle,bsergean/angle,xin3liang/platform_external_chromium_org_third_party_angle_dx11,bsergean/angle,stammen/angleproject,cantren/angleproject,MSOpenTech/angle-win8.0,csa7mdm/angle,themusicgod1/angleproject,mikolalysenko/angle,MIPS/external-chromium_org-third_party-angle_dx11,mikolalysenko/angle,cvsuser-chromium/chromium-third-party_angle_dx11,cvsuser-chromium/chromium-third-party_angle_dx11,android-ia/platform_external_chromium_org_third_party_angle_dx11,RepublicMaster/angleproject,ecoal95/angle,crezefire/angle,cvsuser-chromium/chromium-third-party_angle_dx11,android-ia/platform_external_chromium_org_third_party_angle,xuxiandi/angleproject,mrobinson/rust-angle,nandhanurrevanth/angle,mlfarrell/angle,mrobinson/rust-angle,mikolalysenko/angle,jgcaaprom/android_external_chromium_org_third_party_angle,jgcaaprom/android_external_chromium_org_third_party_angle,csa7mdm/angle,xin3liang/platform_external_chromium_org_third_party_angle_dx11,larsbergstrom/angle,cvsuser-chromium/chromium-third-party_angle_dx11,nandhanurrevanth/angle,shairai/angleproject,MIPS/external-chromium_org-third_party-angle,ghostoy/angle,mybios/angle,ecoal95/angle,vvuk/angle,crezefire/angle,crezefire/angle,KalebDark/angleproject,bsergean/angle,mlfarrell/angle,geekboxzone/lollipop_external_chromium_org_third_party_angle,themusicgod1/angleproject,vvuk/angle,ghostoy/angle,mikolalysenko/angle,android-ia/platform_external_chromium_org_third_party_angle_dx11,pombreda/angleproject,KTXSoftware/angleproject,android-ia/platform_external_chromium_org_third_party_angle,vvuk/angle,MSOpenTech/angle-win8.0,mrobinson/rust-angle,KalebDark/angleproject,RepublicMaster/angleproject,jgcaaprom/android_external_chromium_org_third_party_angle,ghostoy/angle,larsbergstrom/angle,themusicgod1/angleproject,pombreda/angleproject,xin3liang/platform_external_chromium_org_third_party_angle,vvuk/angle-old,vvuk/angle-old,KalebDark/angleproject,geekboxzone/lollipop_external_chromium_org_third_party_angle,android-ia/platform_external_chromium_org_third_party_angle_dx11,RepublicMaster/angleproject,jgcaaprom/android_external_chromium_org_third_party_angle,shairai/angleproject