diff --git a/tools/gyp/mksnapshot.arm.host.darwin-arm.mk b/tools/gyp/mksnapshot.arm.host.darwin-arm.mk
index 8bef2a3..62a48a7 100644
--- a/tools/gyp/mksnapshot.arm.host.darwin-arm.mk
+++ b/tools/gyp/mksnapshot.arm.host.darwin-arm.mk
@@ -56,6 +56,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -121,6 +122,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/mksnapshot.arm.host.linux-arm.mk b/tools/gyp/mksnapshot.arm.host.linux-arm.mk
index c65146a..46bd93d 100644
--- a/tools/gyp/mksnapshot.arm.host.linux-arm.mk
+++ b/tools/gyp/mksnapshot.arm.host.linux-arm.mk
@@ -56,6 +56,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -121,6 +122,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/mksnapshot.ia32.host.darwin-x86.mk b/tools/gyp/mksnapshot.ia32.host.darwin-x86.mk
index 83c282c..0720c8c 100644
--- a/tools/gyp/mksnapshot.ia32.host.darwin-x86.mk
+++ b/tools/gyp/mksnapshot.ia32.host.darwin-x86.mk
@@ -56,6 +56,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -121,6 +122,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/mksnapshot.ia32.host.linux-x86.mk b/tools/gyp/mksnapshot.ia32.host.linux-x86.mk
index d4beec0..b24eea7 100644
--- a/tools/gyp/mksnapshot.ia32.host.linux-x86.mk
+++ b/tools/gyp/mksnapshot.ia32.host.linux-x86.mk
@@ -56,6 +56,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -121,6 +122,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/mksnapshot.mipsel.host.darwin-mips.mk b/tools/gyp/mksnapshot.mipsel.host.darwin-mips.mk
index d2c4ef9..a8aa450 100644
--- a/tools/gyp/mksnapshot.mipsel.host.darwin-mips.mk
+++ b/tools/gyp/mksnapshot.mipsel.host.darwin-mips.mk
@@ -57,6 +57,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -123,6 +124,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/mksnapshot.mipsel.host.linux-mips.mk b/tools/gyp/mksnapshot.mipsel.host.linux-mips.mk
index 3aaf3ef..6d5bcdb 100644
--- a/tools/gyp/mksnapshot.mipsel.host.linux-mips.mk
+++ b/tools/gyp/mksnapshot.mipsel.host.linux-mips.mk
@@ -57,6 +57,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -123,6 +124,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_base.arm.host.darwin-arm.mk b/tools/gyp/v8_base.arm.host.darwin-arm.mk
index d66be6e..feab3ec 100644
--- a/tools/gyp/v8_base.arm.host.darwin-arm.mk
+++ b/tools/gyp/v8_base.arm.host.darwin-arm.mk
@@ -27,7 +27,6 @@
 	v8/src/accessors.cc \
 	v8/src/allocation.cc \
 	v8/src/allocation-site-scopes.cc \
-	v8/src/allocation-tracker.cc \
 	v8/src/api.cc \
 	v8/src/arguments.cc \
 	v8/src/assembler.cc \
@@ -218,6 +217,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -288,6 +288,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_base.arm.host.linux-arm.mk b/tools/gyp/v8_base.arm.host.linux-arm.mk
index 0bdcc23..80a575f 100644
--- a/tools/gyp/v8_base.arm.host.linux-arm.mk
+++ b/tools/gyp/v8_base.arm.host.linux-arm.mk
@@ -27,7 +27,6 @@
 	v8/src/accessors.cc \
 	v8/src/allocation.cc \
 	v8/src/allocation-site-scopes.cc \
-	v8/src/allocation-tracker.cc \
 	v8/src/api.cc \
 	v8/src/arguments.cc \
 	v8/src/assembler.cc \
@@ -218,6 +217,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -289,6 +289,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_base.arm.target.darwin-arm.mk b/tools/gyp/v8_base.arm.target.darwin-arm.mk
index ad3a0b4..bd1c0c6 100644
--- a/tools/gyp/v8_base.arm.target.darwin-arm.mk
+++ b/tools/gyp/v8_base.arm.target.darwin-arm.mk
@@ -28,7 +28,6 @@
 	v8/src/accessors.cc \
 	v8/src/allocation.cc \
 	v8/src/allocation-site-scopes.cc \
-	v8/src/allocation-tracker.cc \
 	v8/src/api.cc \
 	v8/src/arguments.cc \
 	v8/src/assembler.cc \
@@ -235,6 +234,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -335,6 +335,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_base.arm.target.linux-arm.mk b/tools/gyp/v8_base.arm.target.linux-arm.mk
index 5e8824e..6e344ba 100644
--- a/tools/gyp/v8_base.arm.target.linux-arm.mk
+++ b/tools/gyp/v8_base.arm.target.linux-arm.mk
@@ -28,7 +28,6 @@
 	v8/src/accessors.cc \
 	v8/src/allocation.cc \
 	v8/src/allocation-site-scopes.cc \
-	v8/src/allocation-tracker.cc \
 	v8/src/api.cc \
 	v8/src/arguments.cc \
 	v8/src/assembler.cc \
@@ -235,6 +234,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -335,6 +335,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_base.ia32.host.darwin-x86.mk b/tools/gyp/v8_base.ia32.host.darwin-x86.mk
index 78c92a0..a71e5c9 100644
--- a/tools/gyp/v8_base.ia32.host.darwin-x86.mk
+++ b/tools/gyp/v8_base.ia32.host.darwin-x86.mk
@@ -27,7 +27,6 @@
 	v8/src/accessors.cc \
 	v8/src/allocation.cc \
 	v8/src/allocation-site-scopes.cc \
-	v8/src/allocation-tracker.cc \
 	v8/src/api.cc \
 	v8/src/arguments.cc \
 	v8/src/assembler.cc \
@@ -216,6 +215,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -286,6 +286,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_base.ia32.host.linux-x86.mk b/tools/gyp/v8_base.ia32.host.linux-x86.mk
index dc8c6cb..e2056fc 100644
--- a/tools/gyp/v8_base.ia32.host.linux-x86.mk
+++ b/tools/gyp/v8_base.ia32.host.linux-x86.mk
@@ -27,7 +27,6 @@
 	v8/src/accessors.cc \
 	v8/src/allocation.cc \
 	v8/src/allocation-site-scopes.cc \
-	v8/src/allocation-tracker.cc \
 	v8/src/api.cc \
 	v8/src/arguments.cc \
 	v8/src/assembler.cc \
@@ -216,6 +215,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -287,6 +287,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_base.ia32.target.darwin-x86.mk b/tools/gyp/v8_base.ia32.target.darwin-x86.mk
index 8ae5ec4..e0fe09a 100644
--- a/tools/gyp/v8_base.ia32.target.darwin-x86.mk
+++ b/tools/gyp/v8_base.ia32.target.darwin-x86.mk
@@ -28,7 +28,6 @@
 	v8/src/accessors.cc \
 	v8/src/allocation.cc \
 	v8/src/allocation-site-scopes.cc \
-	v8/src/allocation-tracker.cc \
 	v8/src/api.cc \
 	v8/src/arguments.cc \
 	v8/src/assembler.cc \
@@ -235,6 +234,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -336,6 +336,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_base.ia32.target.linux-x86.mk b/tools/gyp/v8_base.ia32.target.linux-x86.mk
index 37ab062..d362a65 100644
--- a/tools/gyp/v8_base.ia32.target.linux-x86.mk
+++ b/tools/gyp/v8_base.ia32.target.linux-x86.mk
@@ -28,7 +28,6 @@
 	v8/src/accessors.cc \
 	v8/src/allocation.cc \
 	v8/src/allocation-site-scopes.cc \
-	v8/src/allocation-tracker.cc \
 	v8/src/api.cc \
 	v8/src/arguments.cc \
 	v8/src/assembler.cc \
@@ -235,6 +234,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -336,6 +336,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_base.mipsel.host.darwin-mips.mk b/tools/gyp/v8_base.mipsel.host.darwin-mips.mk
index 21798b2..8867641 100644
--- a/tools/gyp/v8_base.mipsel.host.darwin-mips.mk
+++ b/tools/gyp/v8_base.mipsel.host.darwin-mips.mk
@@ -27,7 +27,6 @@
 	v8/src/accessors.cc \
 	v8/src/allocation.cc \
 	v8/src/allocation-site-scopes.cc \
-	v8/src/allocation-tracker.cc \
 	v8/src/api.cc \
 	v8/src/arguments.cc \
 	v8/src/assembler.cc \
@@ -219,6 +218,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -290,6 +290,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_base.mipsel.host.linux-mips.mk b/tools/gyp/v8_base.mipsel.host.linux-mips.mk
index 3f4b0c5..0c1890c 100644
--- a/tools/gyp/v8_base.mipsel.host.linux-mips.mk
+++ b/tools/gyp/v8_base.mipsel.host.linux-mips.mk
@@ -27,7 +27,6 @@
 	v8/src/accessors.cc \
 	v8/src/allocation.cc \
 	v8/src/allocation-site-scopes.cc \
-	v8/src/allocation-tracker.cc \
 	v8/src/api.cc \
 	v8/src/arguments.cc \
 	v8/src/assembler.cc \
@@ -219,6 +218,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -291,6 +291,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_base.mipsel.target.darwin-mips.mk b/tools/gyp/v8_base.mipsel.target.darwin-mips.mk
index 8bf0c09..382bcb3 100644
--- a/tools/gyp/v8_base.mipsel.target.darwin-mips.mk
+++ b/tools/gyp/v8_base.mipsel.target.darwin-mips.mk
@@ -28,7 +28,6 @@
 	v8/src/accessors.cc \
 	v8/src/allocation.cc \
 	v8/src/allocation-site-scopes.cc \
-	v8/src/allocation-tracker.cc \
 	v8/src/api.cc \
 	v8/src/arguments.cc \
 	v8/src/assembler.cc \
@@ -235,6 +234,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -335,6 +335,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_base.mipsel.target.linux-mips.mk b/tools/gyp/v8_base.mipsel.target.linux-mips.mk
index 1d0fd9f..ee88b96 100644
--- a/tools/gyp/v8_base.mipsel.target.linux-mips.mk
+++ b/tools/gyp/v8_base.mipsel.target.linux-mips.mk
@@ -28,7 +28,6 @@
 	v8/src/accessors.cc \
 	v8/src/allocation.cc \
 	v8/src/allocation-site-scopes.cc \
-	v8/src/allocation-tracker.cc \
 	v8/src/api.cc \
 	v8/src/arguments.cc \
 	v8/src/assembler.cc \
@@ -235,6 +234,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -335,6 +335,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_nosnapshot.arm.host.darwin-arm.mk b/tools/gyp/v8_nosnapshot.arm.host.darwin-arm.mk
index 1552b4d..b034833 100644
--- a/tools/gyp/v8_nosnapshot.arm.host.darwin-arm.mk
+++ b/tools/gyp/v8_nosnapshot.arm.host.darwin-arm.mk
@@ -57,6 +57,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -122,6 +123,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_nosnapshot.arm.host.linux-arm.mk b/tools/gyp/v8_nosnapshot.arm.host.linux-arm.mk
index 021dac8..5e80222 100644
--- a/tools/gyp/v8_nosnapshot.arm.host.linux-arm.mk
+++ b/tools/gyp/v8_nosnapshot.arm.host.linux-arm.mk
@@ -57,6 +57,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -122,6 +123,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_nosnapshot.ia32.host.darwin-x86.mk b/tools/gyp/v8_nosnapshot.ia32.host.darwin-x86.mk
index 40319fb..39cf1ac 100644
--- a/tools/gyp/v8_nosnapshot.ia32.host.darwin-x86.mk
+++ b/tools/gyp/v8_nosnapshot.ia32.host.darwin-x86.mk
@@ -57,6 +57,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -122,6 +123,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_nosnapshot.ia32.host.linux-x86.mk b/tools/gyp/v8_nosnapshot.ia32.host.linux-x86.mk
index 6ffbe0b..2152e41 100644
--- a/tools/gyp/v8_nosnapshot.ia32.host.linux-x86.mk
+++ b/tools/gyp/v8_nosnapshot.ia32.host.linux-x86.mk
@@ -57,6 +57,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -122,6 +123,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_nosnapshot.mipsel.host.darwin-mips.mk b/tools/gyp/v8_nosnapshot.mipsel.host.darwin-mips.mk
index bcd6632..0cd8a76 100644
--- a/tools/gyp/v8_nosnapshot.mipsel.host.darwin-mips.mk
+++ b/tools/gyp/v8_nosnapshot.mipsel.host.darwin-mips.mk
@@ -58,6 +58,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -124,6 +125,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_nosnapshot.mipsel.host.linux-mips.mk b/tools/gyp/v8_nosnapshot.mipsel.host.linux-mips.mk
index f86981e..55a5707 100644
--- a/tools/gyp/v8_nosnapshot.mipsel.host.linux-mips.mk
+++ b/tools/gyp/v8_nosnapshot.mipsel.host.linux-mips.mk
@@ -58,6 +58,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -124,6 +125,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_snapshot.target.darwin-arm.mk b/tools/gyp/v8_snapshot.target.darwin-arm.mk
index 5507aba..85578b2 100644
--- a/tools/gyp/v8_snapshot.target.darwin-arm.mk
+++ b/tools/gyp/v8_snapshot.target.darwin-arm.mk
@@ -85,6 +85,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -181,6 +182,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_snapshot.target.darwin-mips.mk b/tools/gyp/v8_snapshot.target.darwin-mips.mk
index 7a1fcf9..07235e8 100644
--- a/tools/gyp/v8_snapshot.target.darwin-mips.mk
+++ b/tools/gyp/v8_snapshot.target.darwin-mips.mk
@@ -85,6 +85,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -181,6 +182,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_snapshot.target.darwin-x86.mk b/tools/gyp/v8_snapshot.target.darwin-x86.mk
index c605950..295394c 100644
--- a/tools/gyp/v8_snapshot.target.darwin-x86.mk
+++ b/tools/gyp/v8_snapshot.target.darwin-x86.mk
@@ -87,6 +87,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -184,6 +185,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_snapshot.target.linux-arm.mk b/tools/gyp/v8_snapshot.target.linux-arm.mk
index 5507aba..85578b2 100644
--- a/tools/gyp/v8_snapshot.target.linux-arm.mk
+++ b/tools/gyp/v8_snapshot.target.linux-arm.mk
@@ -85,6 +85,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -181,6 +182,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_snapshot.target.linux-mips.mk b/tools/gyp/v8_snapshot.target.linux-mips.mk
index 7a1fcf9..07235e8 100644
--- a/tools/gyp/v8_snapshot.target.linux-mips.mk
+++ b/tools/gyp/v8_snapshot.target.linux-mips.mk
@@ -85,6 +85,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -181,6 +182,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
diff --git a/tools/gyp/v8_snapshot.target.linux-x86.mk b/tools/gyp/v8_snapshot.target.linux-x86.mk
index c605950..295394c 100644
--- a/tools/gyp/v8_snapshot.target.linux-x86.mk
+++ b/tools/gyp/v8_snapshot.target.linux-x86.mk
@@ -87,6 +87,7 @@
 
 MY_DEFS_Debug := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \
@@ -184,6 +185,7 @@
 
 MY_DEFS_Release := \
 	'-DANGLE_DX11' \
+	'-DWebKit=blink' \
 	'-D_FILE_OFFSET_BITS=64' \
 	'-DNO_TCMALLOC' \
 	'-DDISABLE_NACL' \