Remove wrong and unnecessary check attribute check.
Remove wrong and unnecessary check attribute check.

TRAC #12580

Wrong because it should be checking active attributes, not inactive attributes.
Unnecessary because when a buffer is deleted, all the vertex attrib client state bindings are cleared.

Signed-off-by: Shannon Woods
Signed-off-by: Daniel Koch

Author:    Andrew Lewycky

git-svn-id: a070b70d2b8c44c266a3870c0cddd9a0ee470458@359 736b8ea6-26fd-11df-bfd4-992fa37f6226

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