Rename app.vcproj to app_base.vcproj to match what is generated

chrome/chrome.sln

 Microsoft Visual Studio Solution File, Format Version 9.00
 # Visual Studio 2005
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "App", "App", "{B6867423-23BD-4588-9321-2D500F128A3D}"
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Browser", "Browser", "{97555540-8163-4D0F-BCAC-EFA0FFED3453}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "browser", "browser\browser.vcproj", "{5BF908A7-68FB-4A4B-99E3-8C749F1FE4EA}"
         ProjectSection(ProjectDependencies) = postProject
                 {0B469837-3D46-484A-AFB3-C5A6C68730B9} = {0B469837-3D46-484A-AFB3-C5A6C68730B9}
                 {4052059A-D72B-4183-B5C2-9D1B099E9E35} = {4052059A-D72B-4183-B5C2-9D1B099E9E35}
@@ skipping 1471 matching lines @@
                 {FD683DD6-D9BF-4B1B-AB6D-A3AC03EDAA4D} = {FD683DD6-D9BF-4B1B-AB6D-A3AC03EDAA4D}
         EndProjectSection
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "browser_tests_launcher", "test\browser\browser_tests_launcher.vcproj", "{9B87804D-2502-480B-95AE-5A572CE91809}"
         ProjectSection(ProjectDependencies) = postProject
                 {1832A374-8A74-4F9E-B536-69A699B3E165} = {1832A374-8A74-4F9E-B536-69A699B3E165}
         EndProjectSection
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "tcmalloc", "..\third_party\tcmalloc\tcmalloc.vcproj", "{C564F145-9172-42C3-BFCB-60FDEA124321}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "app", "..\app\app_base.vcproj", "{4631946D-7D5F-44BD-A5A8-504C0A7033BE}"
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "app_base", "..\app\app_base.vcproj", "{4631946D-7D5F-44BD-A5A8-504C0A7033BE}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "courgette_lib", "..\courgette\courgette_lib.vcproj", "{9A72A362-E617-4205-B9F2-43C6FB280FA1}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "courgette_fuzz", "..\courgette\courgette_fuzz.vcproj", "{57C27529-8CA9-4FC3-9C02-DA05B172F785}"
         ProjectSection(ProjectDependencies) = postProject
                 {1832A374-8A74-4F9E-B536-69A699B3E165} = {1832A374-8A74-4F9E-B536-69A699B3E165}
                 {8C27D792-2648-4F5E-9ED0-374276327308} = {8C27D792-2648-4F5E-9ED0-374276327308}
                 {9A72A362-E617-4205-B9F2-43C6FB280FA1} = {9A72A362-E617-4205-B9F2-43C6FB280FA1}
                 {BFE8E2A7-3B3B-43B0-A994-3058B852DB8B} = {BFE8E2A7-3B3B-43B0-A994-3058B852DB8B}
                 {F22022F0-2D3B-5610-4E80-C674A8E01C5A} = {F22022F0-2D3B-5610-4E80-C674A8E01C5A}
@@ skipping 1636 matching lines @@
                 {F54ABC59-5C00-414A-A9BA-BAF26D1699F0} = {EF78C1F9-AA17-4CA5-B6CB-39B37A73A3DA}
                 {F7790A54-4078-4E4A-8231-818BE9FB1F94} = {2325D8C4-8EF5-42AC-8900-492225750DE4}
                 {F9810DE8-CBC3-4605-A7B1-ECA2D5292FD7} = {EF78C1F9-AA17-4CA5-B6CB-39B37A73A3DA}
                 {FA39524D-3067-4141-888D-28A86C66F2B9} = {1174D37F-6ABB-45DA-81B3-C631281273B7}
                 {FA537565-7B03-4FFC-AF15-F7A979B72E22} = {97555540-8163-4D0F-BCAC-EFA0FFED3453}
                 {FA660037-EB40-4A43-AA9D-9653C57F2789} = {2325D8C4-8EF5-42AC-8900-492225750DE4}
                 {FC0E1FD0-5DD7-4041-A1C9-CD3C376E4EED} = {EF78C1F9-AA17-4CA5-B6CB-39B37A73A3DA}
                 {FD683DD6-D9BF-4B1B-AB6D-A3AC03EDAA4D} = {B6867423-23BD-4588-9321-2D500F128A3D}
         EndGlobalSection
 EndGlobal