Bug 771981: Don't build webrtc except for Linux/Mac/Windows; don't check for chrome dlls on windows r=bsmedberg

configure.in

@@ -4297,8 +4297,8 @@ case "${target}" in
         MOZ_TREE_FREETYPE=1
         MOZ_MEMORY=1
         MOZ_RAW=1
-        MOZ_WEBRTC=
         ;;
+
 esac
 
 MOZ_ARG_ENABLE_STRING(application,
@@ -5248,6 +5248,25 @@ if test "$NS_PRINTING"; then
     AC_DEFINE(NS_PRINT_PREVIEW)
 fi
 
+dnl Turn off webrtc for OS's we don't handle yet, but allow 
+dnl --enable-webrtc to override.  Can disable for everything in
+dnl the master list above.
+if test -n "$MOZ_WEBRTC"; then
+    case "$target" in
+    *-android*|*-linuxandroid*)
+        dnl Make sure doesn't get matched by *-linux*
+        MOZ_WEBRTC=
+        ;;
+    *-linux*|*-mingw*|*-darwin*)
+        dnl Leave enabled
+        ;;
+    *)
+        dnl default to disabled for all others
+        MOZ_WEBRTC=
+        ;;
+    esac
+fi
+
 dnl ========================================================
 dnl = Disable WebRTC code
 dnl ========================================================

media/webrtc/trunk/build/common.gypi

@@ -524,7 +524,8 @@
 
     # Turn on Use Library Dependency Inputs for linking chrome.dll on Windows
     # to get incremental linking to be faster in debug builds.
-    'incremental_chrome_dll%': '<!(python <(DEPTH)/tools/win/supalink/check_installed.py)',
+    # Disable for mozilla since we're not Chrome (and this should have been windows-only)
+    #'incremental_chrome_dll%': '<!(python <(DEPTH)/tools/win/supalink/check_installed.py)',
 
     # This is the location of the sandbox binary. Chrome looks for this before
     # running the zygote process. If found, and SUID, it will be used to