Build database files on the Mac (r4486). Sets HEADER_SEARCH_PATHS and adds

needed files in third_party/WebKit/WebCore/platform/sql and
third_party/WebKit/WebCore/storage to webkit.xcodeproj.  Makes
TestShell.xcodeproj depend on libsqlite.
Review URL: http://codereview.chromium.org/9055

git-svn-id: http://src.chromium.org/svn/trunk/src/build@4494 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

all.xcodeproj/project.pbxproj

@@ -122,7 +122,7 @@
 			isa = PBXContainerItemProxy;
 			containerPortal = 7BA3548E0E89784F0023C8B9 /* TestShell.xcodeproj */;
 			proxyType = 1;
-			remoteGlobalIDString = E45628C30E26B4FE005E4685 /* TestShell */;
+			remoteGlobalIDString = E45628C30E26B4FE005E4685;
 			remoteInfo = TestShell;
 		};
 		4DB6807E0EAF88B000AB2128 /* PBXContainerItemProxy */ = {