Add android_gdbserver to android_webview* targets.

android_webview/android_webview.gyp

Index: android_webview/android_webview.gyp
diff --git a/android_webview/android_webview.gyp b/android_webview/android_webview.gyp
index 2384945ba1cd312aa601a94b7a7775629582207b..9f69817c42789ae80698656c472554d799346aa2 100644
--- a/android_webview/android_webview.gyp
+++ b/android_webview/android_webview.gyp
@@ -222,6 +222,7 @@
           '-DANDROID_SDK_TOOLS=<(android_sdk_tools)',
           '-DANDROID_SDK_VERSION=<(android_sdk_version)',
           '-DANDROID_TOOLCHAIN=<(android_toolchain)',

[michaelbai, 2012/09/06 16:56:13]

I submitted a CL to remove ANDROID_TOOLCHAIN, could you also remove it

http://codereview.chromium.org/10823435/

+          '-DANDROID_GDBSERVER=<(android_gdbserver)',
           '-buildfile',
           '<(DEPTH)/android_webview/java/android_webview_apk.xml',
         ],
@@ -310,6 +311,7 @@
             '-DANDROID_SDK_TOOLS=<(android_sdk_tools)',
             '-DANDROID_SDK_VERSION=<(android_sdk_version)',
             '-DANDROID_TOOLCHAIN=<(android_toolchain)',
+            '-DANDROID_GDBSERVER=<(android_gdbserver)',
             '-buildfile',
             '<(DEPTH)/android_webview/javatests/android_webview_test_apk.xml',
           ]